Cast
Billy Halop
Billy Adams
William Hall
Brack Warren
Marcia Ralston
Leah Carlton
Dick Curtis
Mate on the 'Astoria'
John Merton
First Island Guard
Huntz Hall
Toby Nelson
Jack Rube Clifford
Pug Anderson
Ed Cassidy
Guard at Hospital
Reed Hadley
Carl Tonjes
Edward Keane
Elliott Carlton
Eddie Dunn
Whaler Captain
Jerry Mandy
Tony - Grocer
Duke York
Pete - Whaler Crewman
Bernard Punsly
Butch
Stanley Blystone
Capt. Olaf Nelson
Morgan Wallace
Capt. Lester
Forrest Taylor
Fenwick the Inventor
James Blaine
Desk Sergeant
Paul Newlan
Chris - Second Island Guard
Richard Bond
Krans
Eddie Parker
Coral Strand Crewman
Gabriel Dell
Bilge
John McGuire
Tom Adams
Richard Alexander
Jenkins
Ernie Adams
Zeke
Jack Cheatham
Duke
Jack Perrin
Island Guard-Launch Pilot
House Peters Jr.
Agent Burke
Hans Schumm
Sub Captain
Al Hill
Speeding Motorist (archive footage)
Jack Mulhall
'Dolphin' Radioman
Mickey Simpson
Angry Motorist