John Nesbitt as Narrator (voice)

Leonard Penn as Rescue Ship Crewman

Rhea Mitchell as Passenger on Mary Celeste

Harry Allen as Bos'n of Rescue Ship

Lee Prather as Minor Role

Richard Alexander as Crewman of Mary Celeste

Francis X. Bushman Jr. as Minor Role (uncredited)

Edward Kilroy as Minor Role (uncredited)

Claude King as Chief Officer of Ship Inquiry Board (uncredited)

Frank Shannon as Minor Role (uncredited)

Charles Sullivan as Crewman of Mary Celeste (uncredited)

Harry Tenbrook as Crewman of Rescue Ship (uncredited)

Gene Coogan as Board of Inquiry Member (uncredited)

Frank Dae as Board of Inquiry Member (uncredited)

Edmund Mortimer as Board of Inquiry Member (uncredited)