Big Fat Liar Cast
The cast of Big Fat Liar.
Frankie Muniz
as Jason Shepherd

Frankie Muniz plays Jason Shepherd, a young boy who struggles with getting his school assignment completed and ends up in a tricky situation.

Paul Giamatti
as Marty Wolf

Paul Giamatti portrays Marty Wolf, a dishonest Hollywood producer who steals Jason's story.

Amanda Bynes
as Kaylee

Amanda Bynes plays Kaylee, Jason's friend who helps him confront Marty Wolf.

Amanda Detmer
as Monty Kirkham

Amanda Detmer is Monty Kirkham, a character who assists Marty in his schemes.

Sandra Oh
as Mrs. Caldwell

Sandra Oh plays Mrs. Caldwell, a teacher who encourages Jason in his academic pursuits.

Russell Hornsby
as Marcus Duncan

Russell Hornsby portrays Marcus Duncan, a character involved in the conflict surrounding Jason's story.

Michael Bryan French
as Harry Shepherd

Michael Bryan French plays Harry Shepherd, Jason's supportive father.

Christine Tucci
as Carol Shepherd

Christine Tucci plays Carol Shepherd, Jason's mother who is concerned about her son.

Lee Majors
as Vince

Lee Majors portrays Vince, an influential figure in the film's plot.

Donald Faison
as Frank Jackson

Donald Faison plays Frank Jackson, a character who helps in the comedic chaos of the story.

Sean O'Bryan
as Leo

Sean O'Bryan plays Leo, a character associated with the film's central conflict.

Amy Hill
as Joscelyn Davis

Amy Hill portrays Joscelyn Davis, adding to the ensemble in this comedic adventure.

John Cho
as Dustin Wong
Matthew Frauman
as Lester Golub
Don Yesso
as Rocco Malone
Rebecca Corry
as Astrid Barker
Sparkle
as Grandma Pearl
Taran Killam
as Bret Callaway
Alexandra Breckenridge
as Janie Shepherd
Ned Brower
as Rudy
John Gatins
as Tow Truck Driver
Andre Rosey Brown
as Security Guard
Steven Shenbaum
as Tram Guide
Jake Miner
as Aaron
Ted Rooney
as Boring Teacher
Marisa Petroro
as Reporter
Randall Newsome
as Photographer
Michelle Griffin
as Shandra Duncan
Mike Smith
as Limo Driver
Andrea Sevilla
as Housekeeper
Pamela Paulshock
as Female Extra
Erik Stabenau
as Stunt Man
Tracey Cherelle Jones
as Penny
Pat O'Brien
as Pat O'Brien
Brian Turk
as The Masher
Sandra Lee Gimpel
as Old Lady
Tim Haldeman
as Suburban Dad
Patrick Falls
as Chopper Stunt Man
Timmy Fitzpatrick
as Darren
Corinne Reilly
as Wolf Party Guest
Shawn Levy
as Wolf Party Guest
Dustin Diamond
as Wolf Party Guest
Bart Myer
as Wolf Party Guest
Kenan Thompson
as Party Goer
Kanan Hooker
as Ninja Kid
Houston Hooker
as Ninja Kid
C.J. Picerni
as Party Kid
Jaleel White
as Jaleel White (uncredited)
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