Dr. Alex Zorka

Lugosi Béla

Acting

Jean Drew

Dorothy Arnold

Acting

Capt. Bob West

Robert Kent

Acting

Dr. Fred Mallory

Edwin Stanley

Acting

Lt. Jim Daley

Regis Toomey

Acting

Monk

Jack C. Smith

Acting

Jarvis

Edward Van Sloan

Acting

Ann Zorka

Dora Clement

Acting

Rankin

Anthony Averill

Acting

Perkins

Hugh Huntley

Acting

Jarvis Goon

Monte Vandergrift

Acting

West's Boss

Frank Mayo

Acting

Harbormaster

Jim Farley

Acting

Mac

Eddie Acuff

Acting

The Robot

Ed Wolff

Acting

Parker (uncredited)

Roy Barcroft

Acting

Road Crew Foreman (uncredited)

Lee J. Cobb

Acting

Car-Crash Cop (uncredited)

Charles King

Acting