Alan Badel (Mr. X)
Hugh Pryse (Jarvis ["The Picture" segment])
John Salew (Rooke ("The Picture" segment))
Leucen MacGrath (Woman in the House)
Eddie Byrne (Snyder ["The Picture" segment])
Elizabeth Sellars (Elizabeth Grange [You Killed Elizabeth])
Patrick Macnee
Evelyn Hall (Lady Connemara [Lord Mountdrago])
Jack Lambert (Inspector Acheson [You Killed Elizabeth])
Philip Dale (Sgt. Mallot [You Killed Elizabeth])
Colette Wilde (Jane [You Killed Elizabeth])
Christina Forrest (Susan [You Killed Elizabeth])
Maurice Kaufmann (Pemberton [You Killed Elizabeth])
Orson Welles (Lord Mountdrago [Lord Mountdrago])
Helen Cherry (Lady Mountdrago)
Peter Burton (Under Secretary for Foreign Affairs [Lord Mountdrago])
Arthur Wontner (Leader of the House [Lord Mountdrago])
John Humphrey (Private Secretary [Lord Mountdrago])
David Horne (Sir James [Lord Mountdrago])
Andre Morell (Dr. Audlin [Lord Mountdrago])
Zena Marshall (Beautiful Blonde [Lord Mountdrago])
Ann Hanslip (The Girl)
Harry Welchman (Connoisseur)
Emrys Jones (George Wheeler [You Killed Elizabeth])
John Gregson (Edgar Curtain [You Killed Elizabeth])