Mark Gordon Upcoming Appearances

The team tries to stop a serial arsonist who targets the homes of upper-middle-class families and strikes when everyone is sleeping. Dennis Cutler: John Nielsen. Paul: Jordan Garrett. Vincent Stiles: Sean O Bryan. Evan Abby: Tom Schanley.

Agent Prentiss mother, Ambassador Elizabeth Prentiss (Kate Jackson), asks the team to help locate a Russian immigrant who has been kidnapped and held for ransom. Lysoswsky: Elya Baskin. Josh Kramer: Gonzalo Menendez. Sergei: Gregory Wagrowski.

The men of Seattle Grace go on a camping trip together; Addison and Callie team up on a case; Meredith assists Mark Sloan with a procedure unlike any she has experienced; and Bailey confronts Cristina on her recent actions at the hospital.

George s ailing father (George Dzundza) needs heart surgery; Meredith is determined to have a more positive outlook on life as she treats an injured girl who s closer to her nanny than her working mom; Derek and Addison try to be civil to each other.

Victims of a serious traffic accident fill the ER. Meanwhile, Cristina battles guilt about hiding Burke s tremor; Izzie tests the bounds of her probation.

A young woman disappears from her affluent Atlanta neighborhood, and the team believes someone in the community is responsible and may have had an accomplice. William Harris: Michael Boatman. Andrea Harris: Dana Davis.

A family is suspected of working together to abduct young women.

The team travel to Washington, D.C., where a serial killer is targeting prostitutes, and they suspect that a teen who approached Reid to ask his opinion about serial murders is the killer.

Burke and Cristina s relationship is strained; Meredith s half sister, Molly (Mandy Siegfried), is admitted to the hospital; and Mark and Derek must work together when two close-knit brothers seek medical help.

Part 1 of 2. After a successful heart operation, George s father (George Dzundza) undergoes cancer surgery; Thatcher Grey (Jeff Perry) visits the hospital to see his new granddaughter; and Meredith discovers that Derek isn t a sound sleeper.

Part 1 of 2. After a successful heart operation, George s father (George Dzundza) undergoes cancer surgery; Thatcher Grey (Jeff Perry) visits the hospital to see his new granddaughter; and Meredith discovers that Derek isn t a sound sleeper.

The team searches for a killer who embalms his victims in order to spend more time with them. Mrs. Gless: Cybill Shepherd. Det. Fullwood: Michael Biehn.

A string of deaths with religious undercurrents is investigated, and Prentiss has a personal tie to the case.

When Morgan goes home to see his family in Chicago, he s arrested as a serial killer by a detective who used a profile that Gideon had sent to him after reviewing the case. The team flies to Chicago to find the real murderer and exonerate Morgan.

Rumors of the chief s retirement spread around the hospital; Bailey proposes the creation of a free clinic; and other Seattle Grace doctors receive proposals of a different sort.

As Cristina weighs her marriage proposal, Ellis (Kate Burton) experiences a change in her medical condition; and a surgical patient endangers the lives of her surgeons when her blood becomes toxic. Meanwhile, the Denny Duquette Memorial Clinic opens.

The beginning of a three-part story arc in which a ferryboat disaster poses stern challenges to the interns. Meanwhile, Cristina has trouble telling Meredith that she and Burke are engaged; and Sydney (Kali Rocha) decides she wants to be chief resident.

One of New England s deadliest serial killers may be murdering again after a 10-year hiatus, leading Hotchner to revisit his first case with the BAU. George Foyet: C. Thomas Howell.

The team travels to South Padre Island, Texas, where a serial killer is targeting students on spring break. Adam: Jackson Rathbone. Det. Evans: Roma Maffia.

In a diner in Nevada, surrounded by local police, Gideon sits with a notorious serial killer (Keith Carradine) and tries to get him to divulge where he s keeping a woman hostage.

Meredith remains missing after falling into the water at the site of the ferry disaster, where Izzie must perform delicate brain surgery on the fly while taking instructions from the chief over the phone.

As Bailey, Burke, Addison and the chief work feverishly to save her life, Meredith receives affirmation from an unexpected source. But Cristina can t cope with the prospect of her “person” not pulling through.

The race for chief heats up as a new competitor enters the race; tensions mount between Izzie and George; Callie must reveal a big secret; Derek treats a patient close to him; and Alex continues his work with Jane Doe (Elizabeth Reaser).

Part 1 of 2. The team pursues what is believed to be a team of killers that sets up computer webcams to record murders and then posts them on the Internet. Tobias Hankel: James Van Der Beek. Jim Nantz and Phil Simms have cameos. Gayle: Keisha Alfred.

George meets his new father-in-law (Hector Elizondo), but is in no condition to make a good impression; Alex helps Jane Doe (Elizabeth Reaser) determine how she ll look from now on; the hospital board interviews candidates for the chief s position.

The team travels to New Jersey where several people have been poisoned with LSD that s 10 times more potent than the street dose, which has led to one fatality. Hotch: Thomas Gibson. Reid: Matthew Gray Gubler. Morgan: Shemar Moore.

The team travels to Kansas City to investigate a report of missing homeless people. Steven: Ronnie Steadman. Old Nate: Jack Donner. Cal McGee: Kristoffer Winters. Maggie: Bre Blair.

A small town is terrorized by a serial arsonist targeting community meeting places.

In the second-season finale, Keith Carradine reprises his role as a serial killer. After Frank (Carradine) murders Gideon s girlfriend, Gideon takes off on his own to track him and becomes a suspect in the murder. The team must profile both men.

Conclusion. The team s urgency to find the killer increases when they realize he s holding Reid captive and they see a live feed of a bound and drugged Reid, who flashes back to his own troubled childhood while drifting in and out of consciousness.

The team searches for a killer who embalms his victims in order to spend more time with them. Mrs. Gless: Cybill Shepherd. Det. Fullwood: Michael Biehn.

In the second-season finale, Keith Carradine reprises his role as a serial killer. After Frank (Carradine) murders Gideon s girlfriend, Gideon takes off on his own to track him and becomes a suspect in the murder. The team must profile both men.

A psychiatrist becomes a serial killer, using the knowledge of his patients worst fears to murder them. Dr. Stan Howard: Michael O Keefe. Jenny: Jennifer Keyes. Bill Calvert: Matt Bushell. Erin Strauss: Jayne Atkinson.

The team travels to a Denver suburb when a series of home invasions escalate to murder, and the agents believe it s the work of two people operating together. Dina: Stephanie Erb. Tom: Mark Doerr. Hayden: Garrett Ryan. Gary: William Lee Scott.

A child is abducted at a mall, and the team tries to profile the people on the scene at the time of the kidnapping in an effort to find the child. Jessica: Molly Baker. Susan: Suzanne Cryer. Beth: Paula Malcomson. James: Nigel Gibbs.

The team searches for a serial killer who taunts victims by sending out “missing” fliers about them before he kidnaps and murders them. New series regular Joe Mantegna makes his first appearance as Det. David Rossi. Erin Strauss: Jayne Atkinson.

A child is abducted at a mall, and the team tries to profile the people on the scene at the time of the kidnapping in an effort to find the child. Jessica: Molly Baker. Susan: Suzanne Cryer. Beth: Paula Malcomson. James: Nigel Gibbs.

The team searches for a serial killer who taunts victims by sending out “missing” fliers about them before he kidnaps and murders them. New series regular Joe Mantegna makes his first appearance as Det. David Rossi. Erin Strauss: Jayne Atkinson.

When one half of a serial-killing duo commits suicide, the team must identify and find the other killer, who has abducted his next victim. Francis Goehring: Michael Cudlitz. Sheriff Williams: Jim Beaver. Henry Frost: Kaj-Erik Eriksen.

The team searches for a cannibalistic serial killer, and the case leads Morgan to a crisis of faith. Meanwhile, Garcia meets a man she thinks is perfect, but is surprised when their date ends unexpectedly. Floyd Feylinn Ferell: Jamie Kennedy.

The team suspects that Garcia s life is in danger, thinking she may be the target of a serial killer. Kevin Lynch: Nicholas Brendon. Adam Fuchs: Marc Vann. Neighbor: Tamara Zook. James Colby Baylor: Bailey Chase.

The team searches for a cannibalistic serial killer, and the case leads Morgan to a crisis of faith. Meanwhile, Garcia meets a man she thinks is perfect, but is surprised when their date ends unexpectedly. Floyd Feylinn Ferell: Jamie Kennedy.

The team suspects that Garcia s life is in danger, thinking she may be the target of a serial killer. Kevin Lynch: Nicholas Brendon. Adam Fuchs: Marc Vann. Neighbor: Tamara Zook. James Colby Baylor: Bailey Chase.

Gideon and Hotch interview a couple on death row for serial-murder convictions hours before their executions to see if there are undiscovered bodies, and Gideon suspects the woman may be innocent.

George comforts Izzie as she faces her painful past; Derek questions his relationship with Meredith while she must decide what sort of relationship she ll have with her stepmother (Mare Winningham).

Gideon and Hotch interview a couple on death row for serial-murder convictions hours before their executions to see if there are undiscovered bodies, and Gideon suspects the woman may be innocent.

The team travels to Bend, Ore., to search for a serial killer who murders victims with his car.

The team profiles a serial killer who has abducted a woman who may still be alive. Meanwhile, Agent Aaron Hotchner is asked to evaluate Agent Gideon (Mandy Patinkin).

The agents travel to a mostly white New York suburb where four murders are believed to be hate crimes since three of the victims, young black women, had swastikas painted on their faces. The agents need to work fast to prevent another killing.

On the day before Burke and Cristina s wedding and the day of Susan Grey s funeral, the attendings treat injured mountain climbers while the interns take their first-year exams. Meanwhile, Cristina struggles to write her vows.

A famous comic-book artist (Frankie Muniz) is instrumental in the hunt for a serial killer. Bobby Kim: Parry Shen. Vickie: Ellen Hollman. Det. Brady: John Walcutt. Gus: Edward Flores.

The team searches for a serial arsonist who s terrorizing a college campus, but hits a wall in their investigation when the behavior doesn t fit their standard profile of an arsonist. Gideon: Mandy Patinkin. Hotch: Thomas Gibson.

The team searches for a copycat serial bomber whose MO is identical to that of Adrian Bale (Tim Kelleher), the bomber responsible for killing six of Gideon s agents, and Gideon confronts Bale in prison to see if he s linked to the crimes.

The agents travel to Houston where a killer snaps his victims necks, but the seemingly random pattern of choosing who dies baffles the team.

Cristina returns from her “honeymoon” (with Meredith) and begins looking for Burke. At the hospital, new chief resident Callie welcomes a new batch of interns---including George, who is repeating his intern year.

The residents and interns treat the victims of an apartment-building explosion, while Alex investigates its cause; Mama Burke (Diahann Carroll) returns to collect her son s things while Cristina gets rid of her wedding presents.

George s skill level at the hospital impresses the new interns, who don t know his repeater status. But life isn t as simple at home, where George feels he must tell Callie about his indiscretion with Izzie.

Hotchner leaves the BAU temporarily to contemplate his future there, while the team investigates a home-invasion case without him. Erika Silverman: Rena Sofer.

The team heads to San Diego after six rape-murders occur over a three-week period, crimes perpetrated by a killer who glues his victims eyes open. Brenda Samms: McKerrin Kelly. Franklin Graney: Kirk B.R. Woller. Capt. Griffith: Daniel Zacapa.

Gideon tracks a serial killer in New Orleans who slashes his victims throats, then disembowels them. The murderer was thought to have perished in Hurricane Katrina until a fourth victim turned up in the French Quarter.

Adele Webber (Loretta Devine) rushes the niece who had her prom at Seattle Grace back to the hospital for treatment; Izzie reveals her feelings for George to a mutual friend, and the reaction is not what she expects.