Patricia Kalember (Dr. Kay 'Kayo' O'Brien)Brian Benben (Dr. Mark Doyle)Priscilla Lopez (Rosa Villanueva, RN)Jan Rubes (Dr. Josef Wallach)Lane Smith (Doctor Robert Moffitt)Tony Soper (Dr. Cliff Margolis)Keone Young (Dr. Michael Kwan)Michael J Rogers (Nat)Jim Chad (Doctor)Michael Rogers (Nat)Franc Luz (Sam)Arlene Duncan (O.R. Nurse)Jessica Steen (Lindsay)Lisa Jakub (Allison Villaneuva)Mark Margolis (Frank Agretti)Louis Ferreira (Santino's Friend)Richard Bright (Joe Graber)Trini Alvarado (Sarah Avery)
Bryce Zabel, William Asher, Brad Markowitz
Kay "Kayo" O'Brien is a resident surgeon at the fictitious Manhattan General where she struggles to balance her professional and personal life. Ex-boyfriend Sam is still in the picture and she leans on nurse Rosa, her best friend.