Matt Damon

Tom Ripley

Gwyneth Paltrow

Marge Sherwood

Jude Law

Dickie Greenleaf

Cate Blanchett

Meredith Logue

Philip Seymour Hoffman

Freddie Miles

Jack Davenport

Peter Smith-Kingsley

James Rebhorn

Herbert Greenleaf

Sergio Rubini

Inspector Roverini

Philip Baker Hall

Alvin MacCarron

Celia Weston

Aunt Joan

Rosario Fiorello

Fausto

Stefania Rocca

Silvana

Ivano Marescotti

Colonnello Verrecchia

Anna Longhi

Signora Buffi

Alessandro Fabrizi

Sergeant Baggio

Lisa Eichhorn

Emily Greenleaf

Gretchen Egolf

Fran

Claire Hardwick

Gucci Assistant

Antonio Prester

American Express Clerk

Massimo Reale

Immigration Officer

Emanuele Carucci Viterbi

American Express Clerk

Caterina Deregibus

Dahlia

Silvana Bosi

Ermelinda

Gianfranco Barra

Desk Manager Aldo

Renato Scarpa

Tailor

Deirdre Lovejoy

Fighting Neighbor

Brian Tarantina

Fighting Neighbor

Bernardo Sassetti

Piano (Napoli Jazz Septet)

Perico Sambeat

Alto Sax (Napoli Jazz Septet)

Giuseppe Fiorello

Silvana's Fiancé

Marco Quaglia

Silvana's Brother

Alessandra Vanzi

Silvana's Mother

Ludovica Tinghi

Fausto's Fiancée

Nicola Pannelli

Dinelli's Cafe Waiter

Paolo Calabresi

Customs Officer

Pietro Ragusa

Record Store Owner

Simone Empler

Boy Singer

Pierpaolo Lovino

Policeman

Dominic Fumusa

Italian Boy in Rome (uncredited)