During a murder hunt game at a country house, to which Hercule Poirot is invited as an "expert", a real murder occurs.
Hercule Poirot
Ariadne Oliver
Amy Folliatt
Sir Stubbs
Hastings
Insp. Bland
Amanda Brewis
Alec Legge
Eddie South
Hattie Stubbs
Sally Legge
Mr Tucker
Mrs Tucker
Marlene Tucker (uncredited)
Old Merdell (uncredited)
Marilyn Gale
Policeman
Young Foreign Man
Hercule Poirot
Ariadne Oliver
Amy Folliatt
Sir Stubbs
Hastings
Insp. Bland
Amanda Brewis
Alec Legge
Eddie South
Hattie Stubbs
Sally Legge
Mr Tucker
Mrs Tucker
Marlene Tucker (uncredited)
Old Merdell (uncredited)
Marilyn Gale
Policeman
Young Foreign Man
