Dr. Alan Feinstone
Brooke Feinstone
Matt
Detective Gibbs
Detective Sunshine
Jessica
Karen
Candy Wittridge
Sarah Andrews
Marvin Goldblum
April Reign
Steve Landers
Paula Roberts
Mrs. Saunders
Jody
Maria (scenes deleted)
Mr. Schaeffer
Matthew Zeigler
Young Female
Attendant
Student #1
Student #2 (as Shanna Corinne)
Nervous Patient (as Michael Rodgers)
Opera Singer