A doctor and nurse solve an operating-room murder.
Dr. Bob Clayton
Carole Dale
Lila Haines
Ann Stokes
Sergeant Macintosh Spencer (as Thomas Jackson)
Hank Manley
Dora Stanley
Dr. Norman Kennedy
Dr. Finley Morton
Dr. Amos Thornton
Tony
Dr. Donald Fox
Little Boy
The Coroner
Pete - the Fingerprint Man
Hospital Administrator