Goran Visnjic as Dr. Luka Kovac in ER on NBC.NBC/James Sorensen - Saturday, October, 21, 2006, 8:21 AM

Shane West as Ray Barnett in ER on NBC. NBC/Paul Drinkwater - Saturday, October, 21, 2006, 8:21 AM

Sherry Stringfield as Dr. Susan Lewis in ER on NBC NBC/Robert Sebree - Saturday, October, 21, 2006, 8:21 AM

Maura Tierney as Dr. Abby Lockhart in ER on NBC. NBC/James Sorensen - Saturday, October, 21, 2006, 8:21 AM

Mehki Phifer as Dr. Greg Pratt in ER on NBC.NBC/James Sorensen - Saturday, October, 21, 2006, 8:21 AM

John Stamos as Tony Gates in ER on NBCNBC/James Sorensen - Saturday, October, 21, 2006, 8:21 AM

Parminder Nagra as Dr. Neela Rasgotra in ER on NBC.NBC/James Sorensen - Saturday, October, 21, 2006, 8:21 AM

John Leguizamo as Dr. Victor Clemente in ER on NBC. NBC/Mitch Haaseth - Saturday, October, 21, 2006, 8:21 AM

Scott Grimes as Dr. Morris in ER on NBC. NBC/Justin Lubin - Saturday, October, 21, 2006, 8:21 AM

Laura Innes as Dr. Kerry Weaver in ER on NBC. NBC/James Sorensen - Saturday, October, 21, 2006, 8:21 AM

Sharif Atkins as Dr. Michael Gallant in ER on NBC. NBC/James Sorensen - Saturday, October, 21, 2006, 8:21 AM

Linda Cardellini as Samantha Taggart in ER on NBC. NBC/Byron Cohen - Saturday, October, 21, 2006, 8:21 AM

Michael Michele NBC's "ER"Paul Drinkwater - Wednesday, September, 20, 2006, 5:20 AM

Ming-Na NBC's "ER"Paul Drinkwater - Wednesday, September, 20, 2006, 5:20 AM

Ming-Na NBC's "ER"Robert Trachtenberg - Wednesday, September, 20, 2006, 5:20 AM

Noah Wyle NBC's "ER"Chris Haston - Wednesday, September, 20, 2006, 5:20 AM

Maura Tierney NBC's "ER"Paul Drinkwater - Wednesday, September, 20, 2006, 5:20 AM

Goran Visnjic NBC's "ER"Chris Haston - Wednesday, September, 20, 2006, 5:20 AM

Alex Kingston NBC's "ER"Chris Haston - Wednesday, September, 20, 2006, 5:20 AM

Anthony Edwards NBC's "ER"Paul Drinkwater - Wednesday, September, 20, 2006, 5:20 AM

Erik Palladino NBC's "ER"Chris Haston - Wednesday, September, 20, 2006, 5:20 AM

Alex Kingston NBC's "ER"Paul Drinkwater - Wednesday, September, 20, 2006, 5:20 AM