Bruce Willis

Eddie 'Hudson Hawk' Hawkins

Danny Aiello

Tommy Five-Tone

Andie MacDowell

Anna Baragli

James Coburn

George Kaplan

Richard E. Grant

Darwin Mayflower

Sandra Bernhard

Minerva Mayflower

David Caruso

Kit Kat

Frank Stallone Jr.

Cesar Mario

Donald Burton

Alfred

Don Harvey

Snickers

Andrew Bryniarski

Butterfinger

Lorraine Toussaint

Almond Joy

Stefano Molinari

Leonardo Da Vinci

Enrico Lo Verso

Apprentice

Remo Remotti

Guy on Donkey

Giselda Volodi

Mona Lisa

John Savident

Auctioneer

Antonino Iuorio

Vatican Guard

Courtenay Semel

Bratty Kid

Massimo Ciprari

The Pope

Douglas Brian Martin

Igg

Steven M. Martin

Ook

Leonardo Cimino

Cardinal

Frank Welker

Bunny the Dog (voice)

William Conrad

Narrator (voice)