The deadly joke that is used to kill Germans in World War II is translated to this in plain language: "If that is git only stucco and Slotermeyer? Yes! Celebration dog that or the Flipperwaldt gersput!"
When Terry Gilliam asked British animation legend Bob Godfrey if he could use his camera to recreate his animated sequences for the movie, Godfrey didn't know who Gilliam was and told him to "bugger off". Later, Godfrey found out that Gilliam was a member of the Monty Python team and helped him complete the sequences for the movie.
Shot between the first and second seasons of Monty Python's Flying Circus (1969), this film contains several sketches that had been written for the second season but not yet performed, including the "Hungarian Phrasebook" sketch.
According to Terry Gilliam, executive producer Victor Lownes, who primarily represented Playboy magazine (which funded the movie), insisted on getting an animated credit equal in size to those of the group members.
Dual currency is shown during the film (as seen on the supermarket adverts - 9np or 1/9). This was common for UK films of the early seventies as the country was decimalising its currency from pounds, shillings and pence (20 shillings to the pound, 12d (pence or pennies) to the shilling) to pounds and what were at the time referred to as 'new pence' (100p to the pound).
Monty Python's movie debut. The movie was intended to introduce American audiences to Python's comedy, but ironically, it did far better business in Britain, where viewers had already seen the movie's sketches on "Monty Python's Flying Circus"
An obstacle course in the "Upper Class Twit of the Year" scene has the competitors jumping over matchboxes. Vivian Smith-Smythe-Smith is the only one who "refuses" (doesn't jump). In the series, Nigel Incubator-Jones was the one to refuse.