Paul Rudd ... Peter Klaven
Rashida Jones ... Zooey
Sarah Burns ... Hailey
Greg Levine ... Hailey´s Date
Jaime Pressly ... Denise
Jon Favreau ... Barry
Jane Curtin ... Joyce Klaven
J.K. Simmons ... Oswald Klaven

Plot: Friendless Peter Klaven goes on a series of man-dates to find a Best Man for his wedding. But when his insta-bond with his new B.F.F. puts a strain on his relationship with his fiancée, can the trio learn to live happily ever after?