The Cat

Mike Myers

Acting

Sally Walden

Dakota Fanning

Acting

Conrad Walden

Spencer Breslin

Acting

Joan Walden

Kelly Preston

Acting

Larry Quinn

Alec Baldwin

Acting

Mrs. Kwan

Amy Hill

Acting

Mr. Humberfloob / Fish (voice)

Sean Hayes

Acting

Thing One

Danielle C. Ryan

Acting

Thing One

Taylor Rice

Acting

Thing Two

Brittany Oaks

Acting

Thing Two

Talia-Lynn Prairie

Acting

Thing One / Thing Two (voice)

Dan Castellaneta

Acting

Narrator (voice)

Victor Brandt

Acting

Announcer

Daran Norris

Acting

Nevins (voice)

Frank Welker

Acting

Kate the Caterer

Clint Howard

Acting

Denise

Paige Hurd

Acting

Dumb Schweitzer

Steven Anthony Lawrence

Acting

Female Club-Goer

Paris Hilton

Acting

Secretary

Candace Brown

Acting

Jim McFinnigan

Stephen Hibbert

Acting

Mr. Vompatatat

Roger W. Morrissey

Acting

Mailman (uncredited)

Norman Fessler

Acting

Man in Street (uncredited)

Danny Nero

Acting

Sanjay (uncredited)

Brian George

Acting

Waiter (uncredited)

Boyd Banks

Acting