
A teenager with a high I.Q. who decides to become an actor. When his TV show gets cancelled, he is faced with a difficult career choice.
Does If I Had Known I Was a Genius have end credit scenes?
No!
If I Had Known I Was a Genius does not have end credit scenes. You can leave when the credits roll.
Explore the complete cast of If I Had Known I Was a Genius, including both lead and supporting actors. Learn who plays each character, discover their past roles and achievements, and find out what makes this ensemble cast stand out in the world of film and television.

Noel Gugliemi
Angel

Keith David
Dad

Julie Hagerty
Rich School Teacher

Izzy Diaz
Adult Acting Teacher

Sharon Stone
Gloria Fremont

Whoopi Goldberg
Mom

David Denman
Baker

Tara Reid
Stephanie Robbins

Mark Boone Junior
Engine Man

Debra Wilson
Teresa Reed

French Stewart
Public School Principal

McCaleb Burnett
Jeremy Fuller

Jenica Bergere
Bitchy Young Woman

Kelvin Yu
Cost Surplus Customer

Andy Richter
Game Show Host

Nadia Bjorlin
Faith

Christian Monzon
Chief

Livia Treviño
Public School Teacher

Della Reese
Nana

Andy Pessoa
Gifted Kid #2

Paul Witten
Male Casting Associate

John Griffin
Official #2

John Balma
Gifted School Teacher

Roslyn Cohn
Cost Surplus Dress Woman

Reed Alexander
Gifted Kid #1

Kwesi Boakye
Little Boy

Elliott Michael Smith
Junior High Guy (as Elliot Smith)

Nikita Ager
Cute Club Girl

Daniel Benzali
Walter

Markus Redmond
Michael Reed

Brett Buford
Rich Kid

Jimmy Bradley
Official #1

Scarlet Cummings
Kid (as Scarlett Cummings)

Rafael Gonzalez
Black Guy

Wendy O'Hara
Loopy Female Customer

Rob Pinkston
Young Drinker
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