Adam

Peter Gallagher

as Marty Buchwald

Rose Byrne

as Beth Buchwald

Haviland Morris

as Lyra

Frankie Faison

as Harlan

Hugh Dancy

as Adam Raki

Adam LeFevre

as Mr. Wardlow

Karina Arroyave

as Teacher Assistant

Amy Irving

as Rebecca Buchwald

John Rothman

as Beranbaum

Maddie Corman

as Robin