Mike Barrett
Maggie Russell
Elmo Duncan
Luther Yerkes
Faye Osborn
Constance Cumberland
Sean O'Flanagan
Judge Upshaw
Phil Sanford
Irwin Blair
Sheri Moore
Anna Lou White
Christian Leroux
Paul Van Fleet
Officer Iverson
Yerkes' Girlfriend
Wolfman Jack
Howard Moore
Olin Adams
Dr. Roger Trimble
Detective
Librarian
Fremont's Girlfriend
Woman with Gorilla (uncredited)
Juror (uncredited)
Olivia St. Clair
Jerry Griffith
Avis
Father Sarfatti