David Cross

Rob

Jim Carrey

Joel Barish

Kate Winslet

Clementine Kruczynski

Elijah Wood

Patrick

Charlie Kaufman

Executive Producer

Kirsten Dunst

Mary

Josh Flitter

Young Bully

Thomas Jay Ryan

Frank

Mark Ruffalo

Stan

Deirdre O'Connell

Hollis

Tom Wilkinson

Dr. Mierzwiak

Amir Ali Said

Young Bully

Michel Gondry

Director

Jane Adams

Carrie

Ryan Whitney

Young Joel

Lola Daehler

Young Clementine

Debbon Ayer

Joel's Mother

Gerry Robert Byrne

Train Conductor

Brian Price

Young Bully

Paulie Litt

Young Bully

Lauren Adler

Rollerblader (uncredited)

Glenn Williamson

Executive Producer

David L. Bushell

Executive Producer

Georges Bermann

Executive Producer