Casper

Christina Ricci

Kat

Bill Pullman

Dr. James Harvey

Cathy Moriarty

Carrigan

Eric Idle

Dibs

Malachi Pearson

Casper (voice)

Joe Alaskey

Stinkie (voice)

Joe Nipote

Stretch (voice)

Brad Garrett

Fatso (voice)

Devon Sawa

Casper on Screen

Chauncey Leopardi

Nicky

Spencer Vrooman

Andreas

Garette Ratliff Henson

Vic DePhillippi

Jessica Wesson

Amber Whitmire

Amy Brenneman

Amelia Harvey

Ben Stein

Mr. Rugg

Don Novello

Father Guido Sarducci