Anthony Dexter as Capt. William Kidd

Eva Gabor as Judith Duvall

Alan Hale Jr. as Jay Simpson

James Seay as Bellomont

Richard Karlan as Capt. Avery

Noel Cravat as L'ollinaise

Lyle Talbot as Capt. Pace

Sonia Sorel as Anne Bonney

Michael Ross as Blackbeard

Jack Reitzen as Bartholomew

Robert Long as Calico Jack

William Cottrell as Roberts (as Bill Cottrell)

William Tannen as Steve Castle (as Bill Tannen)

John Crawford as Bonnett

William Schallert as Priest (uncredited)