Three Cases of Murder

Orson Welles Lord Mountdrago ("Lord Mountdrago" segment) John Gregson Edgar Curtain ("You Killed Elizabeth" segment) Elizabeth Sellars Elizabeth ("You Killed Elizabeth" segment) Emrys Jones George Wheeler ("You Killed Elizabeth" segment) Alan Badel Owen (segment "Lord Mountdrago") / Mr. X (segment "In the Picture") / Harry (segment "You Killed Elizabeth") André Morell Dr. Audlin ("Lord Mountdrago" segment) Hugh Pryse Jarvis ("The Picture" segment) Leueen MacGrath Woman in the House ("In the Picture" segment) Eddie Byrne Snyder ("The Picture" segment) Helen Cherry Lady Mountdrago ("Lord Mountdrago" segment) Eamonn Andrews Introductions Zena Marshall Beautiful Blonde (segment "Lord Mountdrago") Patrick Macnee Guard Subaltern (segment "Lord Mountdrago") (uncredited)