The old Maxwell Smart-silhouette-on-the-window-shade trick.
Cutout of Maxwell Smart's silhouette attached to the shade of the window in the bedroom of Max's apartment.
The silhouette is activated from a button on the top of the dresser and is used as a decoy for potential assassins.
The silhouette as it appears from outside.
[Episode #77: "The Little Black Book, Part 2"].
- See also Cardboard Chief Replica.