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Jürgen Prochnow makes a comment about how he "had a bad experience in one of these before" when in the submarine. This is a reference to Das Boot (1981), in which Prochnow starred as The Captain.
The cast drank non-alcoholic O'Doul's beer during most of the filming, although alcoholic beer was sometimes consumed near the end of a day of filming.
When Paul Soter and Erik Stolhanske are initially being led to the Beerfest arena, the other members of Broken Lizard have cameos. Kevin Heffernan is a German woman putting a human leg through a meat grinder, Jay Chandrasekhar is a blind bearded man being circled by a singing boy on a tricycle, and Steve Lemme appears as a clown-like character sporting a strap-on.
"Schniedelwichsen" is a name put together from vulgar German words. The literal translation is "cock jerking".
All three of the senior Von Wolfhausens were named for classical music composers. They are named for Ludwig Von Beethoven, Johann Sebastian Bach, and Wolfgang Amadeus Mozart