On screen
Cast
22 credited performers
James Arness
Kirk Hamilton
Kasey Rogers
Elaine Jeffries
Artwork unavailable
Gloria Petroff
Janice Jeffries
Bill Kennedy
Martin Shannon
Pierre Watkin
Magistrate Jeffries
Artwork unavailable
Tom Hubbard
John Hartley
Artwork unavailable
Jane Harlan
Nancy Holden
Artwork unavailable
Tom Monroe
Merchant Capt. Tallman
Artwork unavailable
Rye Billsbury
Pirate Captain Hackett
Fred Kohler Jr.
Nat Mercer
Artwork unavailable
Tim Graham
Salty
Artwork unavailable
Richard Bartell
Mr. Davis
Artwork unavailable
Robert Carson
Naval Capt. Allison
Artwork unavailable
Joey Raye
Character not listed
Artwork unavailable
Charlene Hawks
Character not listed
Artwork unavailable
Charles Regan
Character not listed
Artwork unavailable
Don Riss
Narrator
Artwork unavailable
James Guilfoyle
Dr. Wakeland
Artwork unavailable
Hank Mann
Character not listed
Cap Somers
Character not listed
Artwork unavailable
Guy Bellis
[Credited, but edited]
Artwork unavailable
Herman Cantor
Fuller - Sailor