Terror Aboard

John Halliday

Maximilian Kreig

Charles Ruggles

Blackie Witherspoon

Shirley Grey

Lili Kingston

Neil Hamilton

James Cowles

Jack La Rue

Gregory Cordoff

Verree Teasdale

Millicent Hazlitt

Stanley Fields

Capt. Swanson

Leila Bennett

Lena Klein

Morgan Wallace

Morton Hazlitt

Thomas E. Jackson

Capt. Derick Alison

William Janney

Edward Wilson

Paul Hurst

Boatswain

Frank Hagney

First Mate

Clarence Wilson

Ship's Doctor

Paul Porcasi

Luigi - the Chef

Bobby Dunn

Cross-eyed Sailor

Kit Guard

Larson

Peter Hancock

Male on Yacht

Eddie 'Rochester' Anderson

Seaman (uncredited)