Laura Innes
'Dr. Kerry Weaver'
Alex Kingston
'Dr. Elizabeth Corday'
Michael Michele
'Dr. Cleo Finch'
Maura Tierney
'Abby Lockhart'
Ming-Na
'Dr. Deb Chen'
Eriq La Salle
'Dr. Peter Benton'
Noah Wyle
'Dr. John Carter'
Goran Visnjic
'Dr. Luka Kovac'
Erik Palladino
'Dr. Dave Malucci'