X Marks the Spot

Damian O'Flynn

Eddie Delaney

Helen Parrish

Linda Ward

Dick Purcell

Police Lt. William 'Bill' Decker

Neil Hamilton

John J. Underwood

Jack La Rue

Marty Clark

Robert Homans

Timothy J. Delaney

Anne Jeffreys

Lulu

Dick Wessel

Dizzy

Esther Muir

Bonnie Bascomb

Joe Kirk

Dizzy's Fellow Henchman (as Joseph Kirk)

Edna Harris

Billie

Fred Kelsey

Police Officer Martin