Noah Wyle

Flynn Carsen

Stana Katic

Simone Renoir

Jane Curtin

Charlene

Bob Newhart

Judson

Bruce Davison

Professor Lazlo

Dikran Tulaine

Sergei Kubichek

Jason Douglas

Ivan

Beth Burvant

Katie

Aimée Spring Fortier

Student #1

Earl Maddox

Cousin Horace

Joe Knezevich

Mason

David Born

Auctioneer

John Curran

Clerk

Connor Hill

Young Judson

Todd Voltz

Student #2

Armando Leduc

George

Stephen David Calhoun

Nicolai

John Wilmot

Barber

Ted Alderman

Museum Workman

Brandi Coleman

Waitress

Jonathan Frakes

Trombone Player in Marching Band (uncredited)