Trivia / The Prisoner E9 "Checkmate"

• Acting for Two: Patrick McGoohan provided the voice of the man playing chess against the "Man with the Stick."
• Prop Recycling: The boat used to film the "SS Polotska" sequences also features in "Many Happy Returns" as the gun runners' boat.
• Working Title: The original title was to be "The Queen's Pawn," a play on the fact that Number Six had recently been in "Her Majesty's service."
• You Look Familiar: Denis Shaw also played the shopkeeper in "Arrival."

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