Générique complet
The Mystery of the 13th Guest
Helen Parrish
Marie Morgan
Dick Purcell
Johnny Smith
Tim Ryan
Lieutenant Burke
Frank Faylen
Speed Dugan
Jacqueline Dalya
Marjory Morgan
Paul McVey
Adam Morgan
Johnny Duncan
Harold Morgan
John Dawson
Tom Jackson
Cyril Ring
Barksdale
Addison Richards
District Attorney
Lloyd Ingraham
Grandfather Morgan
Robert J. Anderson
Young Harold (uncredited)
Shirley Jean Anderson
Young Marie (uncredited)
Mike Donovan
Mike (uncredited)
Lester Dorr
Carter (uncredited)
Dick Gordon
John (uncredited)
Herbert Heyes
Dr. Sherwood (uncredited)
Donald Kerr
Photographer (uncredited)
Fred 'Snowflake' Toones
Joe (uncredited)
Wilbur Mack
Police Coroner (uncredited)
Richard Neill
Wayne (uncredited)
Dick Rush
Cop (uncredited)
Réalisation
Scénario
Production
William Strohbach
Production Manager
Charles J. Bigelow
Production associée
Lindsley Parsons
Production