Johnnie Walker

as Frank Armstrong

Shirley Mason

as Ruth Enright

Tom Santschi

as Grim Hawley - Sea Captain

Frank Hagney

as Bull Marlow

Boris Karloff

as Grouchy

Horace B. Carpenter

as (unconfirmed)

George Magrill

Joseph Bennett

as Deaf mute

Arthur Dewey

as Droop Johnson

Joseph P. Mack

J.P. Lockney

Lafe McKee

Leo D. Maloney

Tom Mintz

Jack Perrin