Calificación
Reparto

Carla Balenda
Janet Keller

Elliott Reid
Matt Corbin

Edgar Barrier
Dr. Edward Keller

Raymond Burr
Steve Loomis

Otto Waldis
Dr. Wilhelm Bucholtz

Michael Steele
Chick

Lurene Tuttle
Molly Loomis

Peter Brocco
Nate Garr

Lewis Martin
Peterson

Frank Darien
Luther Adams

Olive Carey
Mabel Turner

George Barrows
Federal Agent (uncredited)

Stanley Blystone
Guard on Pier (uncredited)

Eddie Borden
Medical Experiment Patient (uncredited)

George Bruggeman
Federal Agent (uncredited)

William Challee
Guard (uncredited)