Moore and Caine play dual rolls in this off-beat and highly silly caper - a pair of small time con-men and a partnership of nuclear physicists. As con-men, they use their uncanny resemblance to the high-living scientists to con their way to the scientists' safety deposit boxes, but in so-doing become entangled in a shady world of spies and international intrigue.

The final scenes had the smallest ever crew on a major motion picture. Director Michael Winner operated the camera, cameraman David Wynn-Jones held the reflector. John Cleese moonlighted as soundman, but as he was performing at the same time (the sound recorder was concealed in a book he carried), he did not count as crew.

[Lipton knocks his door and the entire front of the house collapses around him; the hole where the door was saves him from certain death. He wanders away dazed. Willie pulls up in her car]


Willie:
What's wrong?


Lipton:
I come from a broken home.