- Jeff Chandler
- Cmdr. David Porter
- Scott Brady
- Lt. David Farragut
- Suzan Ball
- Countess Margarita La Raguna
- Joseph Calleia
- Count Domingo Del Prado
- George Mathews
- Chief Petty Officer Link
- Rodolfo Acosta
- Poulini
- David Janssen
- Beckett
- Joseph Vitale
- Scarjack
- Michael Ansara
- Lt. Romero
- James Parnell
- Redell
- Jay Silverheels
- Lead Warrior
- Carlos Albert
- Spanish Captain
- Emile Avery
- Seaman
- George Bruggeman
- Guard
- Stephen Chase
- Cmdr. Karson
- Cecil Combs
- Seaman
- Roy Damron
- Sailor
- Norman Evans
- Seaman
- Duane Grey
- Seaman
- Chuck Hamilton
- Seaman
- Tom Hernández
- Guard
- Ed Hinkle
- Bosun
- Pat Hogan
- Seaman
- Larry Hudson
- Considine
- Jack Isbell
- Seaman
- Gayle Kellogg
- Lookout
- Juan Lopez
- Officer
- Manuel Lopez
- Guard
- Bill Mark
- Seaman
- John Marshall
- Lookout
- Clyde McLeod
- Seaman
- Ian Murray
- Seaman
- George Navarro
- Spanish Captain
- Hugh O'Brian
- Opening Narrator
- Edmund Penney
- Helmsman
- Carlos Rivero
- Guard
- Victor Romito
- Sailor
- Phil Schumacher
- Seaman
- Alex Sharp
- Lookout
- David Sharpe
- Sailor
- Tom Tamarez
- Bit Role
- Leon Tyler
- Young Sailor
- James Van Horn
- Guard
- Henry Wills
- Seaman
- Larry Winter
- Sailor
