Thomas Mitchell

as William Robinson

Edna Best

as Elizabeth Robinson

Freddie Bartholomew

as Jack Robinson

Terry Kilburn

as Ernest Robinson

Tim Holt

as Fritz Robinson

Bobbie Quillan

as Francis Robinson

Christian Rub

as Thoren

John Wray

as Ramsey

Herbert Rawlinson

as Captain

Jack Stoney

as Seaman

Orson Welles

as Opening Narrator (uncredited)