
IT’S MURDER!…and it’s HORRIFIC! A woman of twenty-one opens her grandfather’s will left to her thirteen years earlier, per his instructions. Murder soon follows.
Does The Mystery of the 13th Guest have end credit scenes?
No!
The Mystery of the 13th Guest does not have end credit scenes. You can leave when the credits roll.
Explore the complete cast of The Mystery of the 13th Guest, including both lead and supporting actors. Learn who plays each character, discover their past roles and achievements, and find out what makes this ensemble cast stand out in the world of film and television.

Paul McVey
Uncle Adam

Herbert Heyes
Dr. Sherwood - Plastic Surgeon (uncredited)

Tim Ryan
Police Lt. Burke

Frank Faylen
Speed Dugan

Cyril Ring
Barksdale

Lloyd Ingraham
Grandfather Morgan

John Dawson
Tom Jackson (adult)

Addison Richards
District Attorney

Johnny Duncan
Harold Morgan (as John Duncan)

Richard Neill
Uncle Wayne (uncredited)

William Beaudine

Donald Kerr
Photographer (uncredited)

Dick Gordon
Uncle John (uncredited)

Wilbur Mack
Police Coroner (uncredited)

Lester Dorr
Carter (uncredited)

Dick Rush
Cop (uncredited)

Mike Donovan
Mike - Police Desk Sergeant (uncredited)

Fred 'Snowflake' Toones
Joe the Valet (uncredited)

Jacqueline Dalya
Marjory Morgan (adult)

Dick Purcell
Johnny Smith

Helen Parrish
Marie Morgan

Robert J. Anderson
Harold (child)

Shirley Jean Anderson
Marie (child)
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