AllMovie

The Hangover Part III is a 2013 American comedy film co-produced and directed by Todd Phillips from a script he wrote with Craig Mazin. It is the sequel to The Hangover Part II (2011) and the final installment in The Hangover trilogy. The film stars Bradley Cooper, Ed Helms, Zach Galifianakis, Ken Jeong, Justin Bartha, Mike Epps, Sasha Barrese, Gillian Vigman, Mike Vallely, Grant Holmquist, Jamie Chung, Sondra Currie, Heather Graham, Jeffrey Tambor, and Phillips reprising their roles from the previous two installments joined by Melissa McCarthy and John Goodman. In the film, the "Wolfpack" seek help for Alan after his mental breakdown, only for things to go awry when an incident from the original film comes back to haunt them.