Tony McCabe
— Cronin "Mitch" Mitchell
Elizabeth Wilkinson
— Ellen Parker
William Brooker
— Dr. Alex Jordan
Mudite Arums
— The Hag
Ted Heil
— Det. Maddox
Lawrence J. Aberwood
— Chief Vinton (as Lawrence Wood)
Larry Wellington
— Rev. Ammond
Jeffrey Allen
— Dr. White
Roy Collodi
— Dr. Roxin
Norm Lenet
— Stein
Carolyn Smith
— Nurse Browning
Ione Rolnick
— Banker's Wife
Herschell Gordon Lewis
— Narrator (voice) (as Sheldon Seymour)
Allison Louise Downe
— Murder Victim (as Vickie Wolfe)
Peg Stewart
— Mrs. Vinton