Carter Jenkins

as Nicholas Forbes

Robbie Amell

as Justin Walker

Chris Colfer

as Carson Phillips

Dermot Mulroney

as Neal Phillips

Sarah Hyland

as Claire Mathews

Allison Janney

as Sheryl Phillips

Christina Hendricks

as April

Graham Rogers

as Scott Thomas

Rebel Wilson

as Malerie Baggs

Polly Bergen

as Grandma

Angela Kinsey

as Counselor

Ashley Rickards

as Vicki Jordan

Matt Prokop

as Dwayne Michaels

Ken Marino

as Dr. Wealer

Allie Grant

as Remy Baker