You Tube:

• Excerpt from The Grim Game: Desperate Chances 5:31 (Airplane Sequence)
• Another Excerpt from The Grim Game 4:03 (Airplane Sequence)
• Houdini’s Plane Stunt 0:16 (Airplane Sequence)

Other Evidence:

• A Grim Game Indeed (Screened in 1960s and 1974)
• Watch 13 seconds of The Grim Game (Jail Cell Escape Sequence)
• Fragments from the Grim Game (Jail Cell and Flag Pole)