Abraham Benrubi as Jerry
Markovic ( 1994-1999, 2002- ).
Abraham Benrubi as Jerry
Markovic ( 1994-1999, 2002- ).
Vanessa Marquez as Wendy Goldman ( 1994-1998 ). 
Plummer as Timmy ( 1994
).
Conni Marie Brazelton as Conni Oligario ( 1994-2003 ).
Christine Elise as Tracy Harper
( 1995-1996 ).
Deezer D as Malik McGrath ( 1994- ). 
Ellen Crawford as Lydia Wright
( 1994-2003 ).
Yvette Freeman as Shirley Adams ( 1994- ). 
Laura Ceron as Chunny Marquez
( 1995- ).
Lily Mariye as Lily Jarvik ( 1994- ). 
Gedde Watanabe as Yosh Takata
( 1997- ).
Kristin Minter as Randi Fronzack ( 1995- ). 
Michael Ironside as Dr.
Swift ( 1995-1998 ).
Wiliam H.Macy as Dr. David Morgenstern ( 1994-1998 ). 
Ambulanciers Ray Sheppard ( Ron Eldard, 1995-1997 ) et Raul Melendez ( Carlos Gomez, 1995- 1996).
Ommar Epps as Dr.Dennis Gant Jr ( 1996-1997 ).
Halee Hirsh as Rachel Greene ( 2001-2002, 2004 ).
Linda Cardellini dans le rôle de l'infirmière Samantha Taggart ( 2003- ).