During its 15-season run between 1994-2009, the cast included some big names, from George Clooney to Angela Bassett, Julianna Margulies to Maura Tierney.
Noah Wyle (John Carter)
Goran Visnjic (Luka Kovač)
Laura Innes (Kerry Weaver)
Laura Ceron (Chuny Marquez)
Anthony Edwards (Mark Greene)
Maura Tierney (Abby Lockhart)
Yvette Freeman (Haleh Adams)
Eriq La Salle (Peter Benton)
Alex Kingston (Elizabeth Corday)
Mekhi Phifer (Gregory Pratt)
Julianna Margulies (Carol Hathaway)
Ming-Na Wen (Jing-Mei Chen)
George Clooney (Doug Ross)
Kellie Martin (Lucy Knight)