- Tom Arnold
- Stanley Stupid
- Jessica Lundy
- Joan Stupid
- Bug Hall
- Buster Stupid
- Alex McKenna
- Petunia Stupid
- Mark Metcalf
- Colonel Neidermeyer
- Matt Keeslar
- Lieutenant Neal
- Scott Kraft
- Policeman
- Victor Ertmanis
- Garbageman #1
- Earl Williams
- Garbageman #2
- George Chiang
- Chinese Waiter #1
- Max Landis
- Graffiti Artist
- Carol Ng
- Jade Palace Hostess
- Arthur Eng
- Chinese Waiter #2
- Jennifer Dean
- Meter Maid
- Garry Robbins
- Extremely Tall Guy
- Nicu Branzea
- Arms Buyer #1
- Richard Crook
- Arms Buyer #2
- Gurinder Chadha
- Reporter #1
- Mick Garris
- Reporter #2
- Jeremy Ratchford
- Soldier
- John Stoneham Jr.
- Green Alien
- Ken Quinn
- Orange Alien
- Gillian Vanderburgh
- Alien Stewardess
- Harvey Atkin
- Deli Guy
- David Cronenberg
- Postal Supervisor
- Markus Parilo
- Special Forces Guy
- Costa-Gavras
- Gas Station Guy
- Mif
- Explosive Guy
- Walter Alza
- Taxi Driver
- Robert Wise
- Stanley's Neighbor
- Christopher Lee
- Evil Sender
- Frankie Faison
- The Lloyd
- Mo Kelso
- Airbag Woman
- Sherry Miller
- Anchorwoman
- Robert Keeshan
- Charles Sender
- Jeff Clarke
- Delivery Guy
- Atom Egoyan
- TV Studio Guard
- Wendy Hopkins
- TV Assistant Director
- Jacqueline McLeod
- Make-Up Woman
- Jenny McCarthy-Wahlberg
- Glamorous Actress
- David Ferry
- Late Night Show Host
- Norman Jewison
- TV Director
- Frederic Devancker
- French Chef
- Rolonda Watts
- Talk Show Hostess
- Gillo Pontecorvo
- Talk Show Guest #1
- Nicholas Rice
- Talk Show Guest #2
- Julie Armstrong
- Talk Show Guest #3
- Philip Akin
- Henchman #1
- Kevin Conway
- Henchman #2
- Carol Anderson
- Checkpoint Guard
- Rick Avery
- Bad Guy
- Fiona Highet
- Cop #1
- Phillip Jarrett
- Cop #2
- Jim Amross
- Cop #3
- Wayne Ward
- Cop #4
- Michael Bell
- Xylophone & Kitty
- Frank Sicoli
- Self
- David Sloma
- Extra
- Sean Westlake
- Businessman
