A list of actors and actresses who have appeared in Dumb and Dumber and related media.
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Film
Dumb and Dumber
Appeared in Dumb and Dumber (1994):
- Jim Carrey: Lloyd Christmas
- Jeff Daniels: Harry Dunne
- Karen Duffy: J. P. Shay
- Teri Garr: Helen Swanson
- Lauren Holly: Mary Swanson
- Charles Rocket: Nicholas Andre
- Victoria Rowell: Beth Jordan
- Connie Sawyer: Elderly Lady
- Lin Shaye: Mrs. Margie Neugeboren
- Mike Starr: Joe Mentalino
- Fred Stoller: Anxious Man at Home
Dumb and Dumberer: When Harry Met Lloyd
Appeared in Dumb And Dumberer: When Harry Met Lloyd (2003):
- Josh Braaten: Toby
- Julia Duffy: Mrs. Matthews
- Colin Ford: Young Lloyd Christmas
- Dana Gould: Mr. Moffitt
- Luis Guzman: Ray Christmas
- Elden Henson: Turk
- Michelle Krusiec: Cindy “Ching-Chong”
- Shia LaBeouf: Lewis
- Eugene Levy: Principal Collins
- Rachel Nichols: Jessica Matthews
- Eric Christian Olsen: Lloyd Christmas
- Cheri Oteri: Ms. Heller
- Brian Posehn: Store Clerk
- Derek Richardson: Harry Dunne
- Mimi Rogers: Mrs. Dunne
- Bob Saget: Walter Matthews
- Timothy Stack: Doctor
- Jill Talley: Mom
Dumb and Dumber To
Appeared in Dumb and Dumber To (2014):
- Paul Blackthorne: Emergency Room Doctor
- Matty Cardarople: Inventor #1
- Laurie Holden: Adele Pinchelow
- Tembi Locke: Dr. Walcott
- Bill Murray: Ice Pick
- Rob Riggle: Travis Lippincott/Captain Lippincott
- Eddie Shin: Gordy
- Kathleen Turner: Fraida Felcher
Television
Dumb and Dumber (animated series)
Appeared in Dumb And Dumber (1995):
- Edward Asner: General/St. Nick
- Ned Bellamy: Announcer/Body Builder #1
- James Belushi: Duker/Exterminator/Manager
- Jeff Bennett: George/Lil Vinnie/Newsboy/Pal/Proprietor/Newsboy/Security Guard
- Bill Fagerbakke: Harry Dunne
- Matt Frewer: Lloyd Christmas
- Brad Garrett: Cop #3/Stump
- Dick Gautier: Announcer/Gargle/Dagnabbit
- Gerrit Graham: General Blackout/Melvin/Sign Man/Trooper
- Jennifer Hale: Cyndi
- Jess Harnell: Ox
- John Kassir: Art Type/Baby/Critic/Thug/Tribesman/Vinnie
- Tom Kenny: Weenie/Spock/Thumbs
- Harvey Korman: Man #2/Manager/Officer Doohickey
- Maurice LaMarche: Fingers/Announcer/Black Jack Dealer/Mulligan/Principal/Roy
- Tress MacNeille: Native Girl
- Edie McClurg: Mrs. Greeves
- Scott Menville: Chippy/Elf/Little Boy
- Candi Milo: Customer/Greeter/Woman
- Howard Morris: Daddy/Old Man
- Kathy Najimy: Bunny/Female Dealer/Horselady
- Robert Patrick: Bee Guard/Cop
- Robert Picardo: Colonel Drab
- Bronson Pinchot: Announcer/Dumbster/Dymbster
- Neil Ross: Kid/Mayor/TV Anchor
- Armin Shimerman: Casaba/Varp
- Kath Soucie: Waitress
- Joan Van Ark: Casey/Norma Jean
- B. J. Ward: Andy Santa’s Little Helper/Chapperone/Little Girl/Mom/Parrot/Voldra
- Frank Welker: Guard/Seattle Sloth/Vinnie Jr.
Foreign Dubs
European French
Appeared in Dumb and Dumber / Dumb and Dumber To:
- Dominique Collignon-Maurin: Harry Dunne.
- Emmanuel Curtil: Lloyd Christmas.
- Vincent Violette: Dr. Lewis Meldman.
Dumb and Dumberer: When Harry Met Lloyd:
- Adrien Antoine: Toby.
- Christophe Lemoine: Harry Dunne.
- Michel Papineschi: Principal Collins.
- Vincent Ropion: Lewis.
- Alexis Tomassian: Lloyd Christmas.
