Peter Klaven is a successful real estate agent who, upon getting engaged to the woman of his dreams, Zooey, discovers, to his dismay and chagrin, that he has no male friend close enough to serve as his Best Man. Peter immediately sets out to rectify the situation, embarking on a series of bizarre and awkward "man-dates."
Paul Rudd
as Peter Klaven
Jason Segel
as Sydney Fife
Rashida Jones
as Zooey Rice
Andy Samberg
as Robbie Klaven
J.K. Simmons
as Oswald Klaven
Jane Curtin
as Joyce Klaven
Jon Favreau
as Barry
Jaime Pressly
as Denise
Rob Huebel
as Tevin Downey
Thomas Lennon
as Doug
Sarah Burns
as Hailey
Lou Ferrigno
as Lou Ferrigno
