Luke Bracey as Brendan

Dustin Milligan as Cory

Emily Meade as Gabbi

Haley Joel Osment as

Geena Davis as Mrs. Ehrlick

Alia Shawkat as Laura

Casey Wilson as

Jake McDorman as Griffin

Scott Bakula as Mr. Ehrlick

Angela Sarafyan as Heather

Kyle Bornheimer as Steve

Rebecca Drysdale as Kris

Zena Grey as Pixie Girl

Miles Fisher as

Hunter Elizabeth as Hot Teen Girl

Max Landis as Party Bystander

Matt Cohen as Nug Nug Junior (uncredited)

Kelli Barksdale as Hot Teen Driver (uncredited)

Ashley McCarthy as Hot Girl in Car (uncredited)

Kristina Hess as Hot Girl in Car (uncredited)

Marianne Bourg as Girl at the Bar (uncredited)

Nicole Bosworth as Goth Girl (uncredited)

Buda as LGBT Parade Paparazzi (uncredited)

Cassandra Starr as Reporter (uncredited)