The Mystery of the 13th Guest

Marie Morgan

Johnny Smith

Lieutenant Burke

Speed Dugan

Marjory Morgan

Adam Morgan

Harold Morgan

Tom Jackson

Barksdale

District Attorney

Grandfather Morgan

Young Harold (uncredited)

Young Marie (uncredited)

Mike (uncredited)

Carter (uncredited)

John (uncredited)

Dr. Sherwood (uncredited)

Photographer (uncredited)

Joe (uncredited)

Police Coroner (uncredited)

Wayne (uncredited)

Cop (uncredited)