- Steve Martin
- Vincent 'Vinnie' Antonelli
- Rick Moranis
- Barney Coopersmith
- Joan Cusack
- Hannah Stubbs
- Melanie Mayron
- Crystal Rybak
- Bill Irwin
- Kirby
- Carol Kane
- Shaldeen
- William Hickey
- Billy Sparrow
- Deborah Rush
- Linda
- Daniel Stern
- Will Stubbs
- Jesse Bradford
- Jamie
- Corey Carrier
- Tommie
- Seth Jaffe
- Umberto Mello
- Robert Miranda
- Lilo Mello
- Ed Lauter
- Underwood
- Julie Bovasso
- Vinnie's Mother
- Colleen Camp
- Dr. Margaret Snow Coopersmith
- Gordon Currie
- Wally Bunting
- Raymond O'Connor
- Dino
- Troy Evans
- Nicky
- Dick Boccelli
- Rocco
- Ron Karabatsos
- Ritchie
- Tony DiBenedetto
- Benny
- Melissa Hurley
- Angela
- Leslie Cook
- Marie
- Darren Chuckry
- Supermarket Manager
- Duke Stroud
- Supermarket Employee
- Carol Ann Susi
- Filomena
- Frank Gio
- Gaetano
- Joel Polis
- U.S. Attorney
- Larry Block
- Defense Attorney
- Arthur Brauss
- Judge
- Greta Blackburn
- Stewardess #1
- Eva Charney
- Stewardess #2
- Ellen Albertini Dow
- Nun
- David Knell
- Checker
- John Harnagel
- Motel Manager
- LaWanda Page
- Hotel Maid
- Daniel Riordan
- Removal Man
- Thomas Wagner
- Umpire
- Jean Spray
- Gatto
- James Emery
- FBI Man
- Matt Roe
- FBI Man
- John Rogers
- Policeman at Motel
- Valerie Wildman
- TV Reporter
- Daniel Trent
- Bailiff
- Rudy E. Morrison
- Maitre D'
- Frank R. Roach
- Judge
- Jeff Fredricks
- Booking Cop
- Randi Cee
- Woman with Baby
- Leonard Termo
- (unconfirmed)
- Chris M. Allport
- Tommie
- Alex Ardenti
- Vinny's brother
- Robert M. Bouffard
- Hitman
- Brina
- Game Fan
- Larry Clardy
- FBI Agent
- Beau Dare
- Brett, Vinny's Brother
- Michael Della Femina
- Party Guy
- Larry Echerer
- Book Buyer
- Warren Dan Goldstein
- Piano Player Band
- Gregory Heath
- Customer in Store
- Douglas M. Nelson
- Newsstand Patron
- Gregory Schmauss
- Policeman at Construction
- Eric Stormoen
- Ice Cream Sales Person
