Marcus

Philip Winchester

Justin

Tim Draxl

Becky

Lacey Chabert

Gwen

Abigail Spencer

Ann

Kelly Overton

Girlfriend X

Phoebe Price

Detective Curwen

Amy Aquino

Ben

Tony Hale

Greg

Kevin Kilner

Young Marcus

Aidan Mitchell

Derek

Michael Badalucco

Evelyn

Beth Grant

Roxana

Alexandra Paul

Madge

Kirsten Vangsness

Dr. Schwarz

Allan Wasserman

Rob

Patrick Labyorteaux

Rob

Patrick Layorteaux

Kelly

Vanessa Evigan

Jennifer

Shanna Collins

Olivia

Bellamy Young

Lisa

Kathryn Fiore

Carissa

Marcelle Larice

Officer Etling

Christopher Darga

Officer Knachel

Larry Clarke

Officer Cooley

Robert Joseph

Mr. Mather

Joseph A. Nuñez

Rachel

Bunny Levine

Kari

Natalie DuBose

David

Kevin Michael Curran

Little Justin

Sean Gabriel Moore

Exotic Woman

Joy Bisco

Tall Woman

Nancy Sexton

Club Woman

Jessica Martine

Club Woman

Jamie Tisdale

Bartender

Joshua Lee

Babysitter

Christiann Castellanos

Babysitter

Jacqueline Hickel

Babysitter

Syr Law

Babysitter

Brenda Schmid

Babysitter

Jade Tailor

Club Patron (uncredited)

Julia Faye West

Surprise Party Ex-Girlfriend

Cassie Fliegel