Wolfpack Only: The Hangover Retrospective (2013)
A documentary that explores the making of The Hangover Trilogy. It includes Zach's unlikely audition as "Alan," the truth behind Ed Helms missing tooth, the casting of a drug-dealing monkey and the wildly improbable rendezvous with a former president.
- Year: 2013
- Genres: Documentary
- Countries:
- Languages: English
- Runtime: 72 min