Lizzy Caplan

Carol

Antony Starr

Mark

Cleopatra Coleman

Miss Devine

Woody Norman

Peter

Luke Busey

Brian

Aleksandra Dragova

The Girl (Sarah)

Jay Rincon

Principal

Anton Kottas

Timothy

Steffanie Sampson

Brian's Mom

Kate Nichols

Princess' Mom

Debra Wilson

Monster Sarah (voice)