William Gargan as Peter Cornish

Florence Rice as Joan Rankin

H.B. Warner as Michael Rankin

Nana Bryant as Mrs. Lindsay

Paul Hurst as Inspector Killian

Herman Bing as Dr. Rosenkrantz - Coroner

George McKay as Police Sgt. Carney

Wyrley Birch as Nelson

Drue Leyton as Lydia Rankin

Kenneth Thomson as Mr. Porter

Boyd Irwin as Dr. Lindsay

Alexander Cross as Jack Donovan

Marc Lawrence as Pinky (uncredited)

Lee Shumway as Detective Flanagan (uncredited)