Hercule Poirot
Amanda Beatrice Cross
Captain Hastings
Inspector Japp
Dr. Duncan Doncaster
Lady Diane
Franklin
Don Fortune
Betty Barnad
Mister X
Sir Carmichael Clarke
Wolf
Sergeant
Cracknell
Judson
Miss Sparks
Dragbot
Mrs. Fortune
Bowling Alley Attendant (uncredited)
Glamorous Girl in Gaming Club (uncredited)
Miss Jane Marple (uncredited)
Mr. Stringer (uncredited)
Detective Sergeant (uncredited)
Waiter (uncredited)
