Flex Alexander

Known for: Acting

Born: 1970-04-15 (age 56)

From: New York City, New York, USA

Mark Alexander Knox (born April 15, 1970), better known as Flex Alexander or Flex, is an American actor, comedian and dancer.

Filmography (59)

MOVIE
Unrequited
2026
as Erik
MOVIE★ 5.8
The Assistant
2023
as Shawn Fields
TV★ 6.7
The Black Hamptons
2022
as Devon aka Lojack
TV★ 7.0
Kenan
2021
as Derek
MOVIE★ 5.5
Trigger
2020
as Michael Mass
MOVIE★ 4.4
Ballbuster
2020
as Luther
TV★ 7.1
mixed-ish
2019
as George
MOVIE★ 3.0
Maybe I'm Fine
2019
as Jeffrey
TV★ 8.5
Carl Weber's The Family Business
2018
as Low Jack
TV★ 8.2
Station 19
2018
as Evan Forrester
MOVIE
And I Danced
2018
as Self
MOVIE★ 6.3
Love by the 10th Date
2017
as Preacher Hill
TV★ 8.4
Lucifer
2016
as Simon Hallbrooks
MOVIE
Soul Ties
2015
as Jessie
MOVIE★ 5.3
My Sister's Wedding
2013
as Matthew
TV★ 7.1
Masters of Sex
2013
as Walter
MOVIE★ 4.9
24 Hour Love
2013
as Bradford
TV★ 5.5
Gotham Comedy Live
2012
as Self - Host
TV★ 6.6
The Client List
2012
as The Wolf
TV★ 7.8
Blue Bloods
2010
as Demarcus King
MOVIE★ 3.7
The List
2007
as Chet
MOVIE★ 5.6
The Hills Have Eyes 2
2007
as Sarge
MOVIE★ 5.5
Poor Boy's Game
2007
as Ossie Paris
MOVIE
Snakes on a Blog
2007
as Self
MOVIE★ 6.0
Snakes on a Plane: Meet the Reptiles
2007
as Self
MOVIE
Snakes on a Set: Behind the Scenes
2007
as Self
MOVIE
The Snake Pit: On the Set of 'Snakes on a Plane'
2007
as Self
MOVIE★ 5.3
Love and Other Four Letter Words
2007
as Arnold
MOVIE★ 5.5
Snakes on a Plane
2006
as Three G's
MOVIE★ 7.0
Pure Venom: The Making of Snakes on a Plane
2006
as Self
MOVIE★ 4.5
Her Minor Thing
2005
as Marty
TV★ 8.2
Grey's Anatomy
2005
as Evan Forrester
TV★ 9.1
Cuts
2005
MOVIE★ 4.3
Shira: The Vampire Samurai
2005
as Small Change Willie (as Flex)
MOVIE★ 5.8
Man in the Mirror: The Michael Jackson Story
2004
as Michael Jackson
MOVIE★ 10.0
Sweet Oranges
2004
as Himself
MOVIE★ 7.7
Gas
2004
as Damien
TV★ 9.5
On Air with Ryan Seacrest
2004
as Celebrity Courtyard Correspondent
TV★ 7.7
CSI: Miami
2002
as Beau Lendell
MOVIE★ 5.9
Out Cold
2001
as Anthony
TV★ 7.9
One on One
2001
as Flex Washington
TV★ 7.3
Girlfriends
2000
as Darnell Wilkes
MOVIE★ 5.8
Santa and Pete
1999
as Pete
MOVIE★ 5.7
The Apartment Complex
1999
TV★ 8.0
The Parkers
1999
MOVIE★ 6.3
She's All That
1999
as Kadeem
MOVIE★ 4.9
Modern Vampires
1998
as Trigger
MOVIE★ 5.2
Ice
1998
as Kelvin
TV★ 7.0
Total Security
1997
TV★ 9.6
Brooklyn South
1997
as Buster
MOVIE★ 6.1
The 6th Man
1997
as Jerrod Smith
MOVIE★ 5.5
City of Industry
1997
as A Roc
TV★ 7.3
Homeboys in Outer Space
1996
as Tyberius Walker
TV★ 7.1
Moesha
1996
as Dread
MOVIE★ 5.9
Money Train
1995
as Hood
TV★ 7.3
New York Undercover
1994
TV★ 7.1
Sister, Sister
1994
as Cold Dog
TV★ 8.3
Where I Live
1993
MOVIE★ 7.2
Juice
1992
as Contest Auditioner