作者 Ted Fithian

作者 Neil P. Varnick

导演 Edward Dmytryk

Dr. Sigmund Walters John Carradine

Beth Colman Evelyn Ankers

Fred Mason 米爾本·史東

John Whipple Lloyd Corrigan

Nurse Strand Fay Helm

Dorothy Colman Martha Vickers

Paula Dupree, the Ape Woman Acquanetta

Curly Vince Barnett

Gruen Paul Fix

Roustabout (uncredited) Fred Aldrich

Fred Mason (in long shots) (archive footage / uncredited) Clyde Beatty

End Narrator (voice)(uncredited) Turhan Bey

Dock Spectator (uncredited) Eddie Borden

Cheela the Gorilla (uncredited) Ray Corrigan

Curley (uncredited) Russell Custer

Beth's Murdered Neighbor (uncredited) Fern Emmett

Trapeze Artist (uncredited) Virginia Engels

Waiter (uncredited) Alexander Gill

Coroner (uncredited) Gus Glassmire

Small Boy (uncredited) Joel Goodkind

Sheriff (uncredited) William Gould

Al (uncredited) Al Haskell

Dock Ticket Office Clerk Harry Holman

Ship's Captain (archive footage) Tom London

Cop (uncredited) Charles McAvoy

Handler (uncredited) Frank Mitchell

Dock Worker (uncredited) Charles Morton

Jake - Handler (uncredited) Edward Peil Sr.

Man on Dock (uncredited) Stanley Price

Attendant (uncredited) Joey Ray

Roustabout (uncredited) Cap Somers

Ringmaster (uncredited) Ray Walker

Tony - Handler (uncredited) Anthony Warde

Veterinarian (uncredited) Grant Withers