Danny DeVito

George Johnson (voice)

Carrie Fisher

Alice Conway (voice)

Richard Masur

Michael Stevens (voice)

Rhea Perlman

Rose Johnson (voice)

Henry Winkler

Carl Conway (voice)

Christina Lange

Molly Conway (voice)

Hayley Carr

Darlene Kashitani (voice)

Lauren Taylor

Mary O'Connell (voice)

Matthew Brooks

Joey Fabrizio (voice)

Adrian Arnold

Tommy Johnson (voice)

Danny Henry

What's-His-Name (voice)

Joel Carlson

Li'l Dom Fabrizio (voice)