Biography
Mark Alexander Knox (born April 15, 1970), better known as Flex Alexander or Flex, is an American actor, comedian and dancer.
Acting · 59
Unrequited
2026
The Assistant
2023
Kenan
2021
Trigger
2020
Ballbuster
2020
mixed-ish
2019
Maybe I'm Fine
2019
Station 19
2018
And I Danced
2018
Lucifer
2016
Soul Ties
2015
Masters of Sex
2013
24 Hour Love
2013
Steve Harvey
2012
The Client List
2012
Blue Bloods
2010
The List
2007
Poor Boy's Game
2007
Snakes on a Blog
2007
Her Minor Thing
2005
Grey's Anatomy
2005
Cuts
2005
Gas
2004
CSI: Miami
2002
Out Cold
2001
One on One
2001
Girlfriends
2000
Santa and Pete
1999
The Parkers
1999
She's All That
1999
Modern Vampires
1998
Ice
1998
Total Security
1997
Brooklyn South
1997
The 6th Man
1997
City of Industry
1997
Moesha
1996
Money Train
1995
Sister, Sister
1994
Where I Live
1993
Juice
1992
Production · 1
One on One
2001