Actors

Actor

Mike Farrough

Actor

Christine Blaine

Actor

John Morgan

Actor

Larry Perrin, alias Larry Ross

Actor

Dr. Adolph Behrens

Actor

Charles Atterbee

Actor

Tommy Malone

Actor

Mrs. Winslow

Actor

Professor Mudge

Actor

Mrs. Mudge

Actor

Ship's Mate Penney

Actor

Captain James P. Hollister

Actor

Ship's Mate Jones

Actor

Ship's Chief Engineer Anderson

Actor

Submarine First Officer

Actor

Submarine Radio Operator

Actor

Ship's gunnery officer

Actor

First Mate

Actor

Perrin's Henchman at Dock

Actor

Agent