Dave Franco

Greg / 'Mark'

James Franco

Tommy / 'Johnny'

Seth Rogen

Sandy

Ari Graynor

Juliette / 'Lisa'

Alison Brie

Amber

Jacki Weaver

Carolyn / 'Claudette'

Paul Scheer

Raphael

Zac Efron

Dan / 'Chris-R'

Josh Hutcherson

Philip / 'Denny'

June Diane Raphael

Robyn / 'Michelle'

Megan Mullally

Mrs. Sestero

Jason Mantzoukas

Peter