Dr. Cat Black
Dr. Blake Downs
Dr. Lola Spratt
Dr. Owen Maestro
Dr. Glenn Richie
Chief
Sy Mittleman
Desperate Dad
Circus Clown
Nurse Dori
Pharmacist
Dr. Brian
Dr. Brock Stryker
Hoss O'Brien
Sal Viscuso (voice)
Young Child
Kid
Little Sick Kid