Close friend of Don Adams, Hugh Hefner of Playboy Magazine, is one of several Control agents squeezed into the Chief's new office, located in an elevator, due to cost cutting at Control.
Spy Gadget Variations:
Instead of a shoe phone, Maxwell Smart uses a canteen phone. C. Errol Madre uses a "horseshoe" phone that is on the hoof of his donkey.
The actor who plays Foster is Don Adams' brother Dick Yarmy.