Robert Hooks
— Inspector Lou Van Alsdale
Jeremy Slate
— Sgt. Pat Cassady
Robert Wagner
— Howard McBride
Carol Lynley
— Kathy Cooper
Simon Oakland
— Capt. E. J. Goodlad
John Randolph
— Frederick Cooper
José Ferrer
— Dr. Charles Bedford
Don Pedro Colley
— Freddie Trench
Ta-Tanisha
— Rainie Lewis
Fred Carson
— Victor Shoddy
H.B. Haggerty
— J.P. Moose
Mario Van Peebles
— Raphael
James McEachin
— Don Cope
Lawrence Cook
— Harold Britten
Joyce Jameson
— Lulu
Wesley Lau
— Inspector Poole
Marian Collier
— Surgical Nurse
Ta-Ronce Allen
— Lilly
Ivan Bonar
— Man with Tape Recorder at Hospital (uncredited)
S. John Launer
— Doctor (uncredited)