Flex Alexander
Known for
If longevity counts for anything, Flex Alexander is an American actor who has treated acting as a trade rather than a spotlight. Work has kept arriving for 34 years, which is its own kind of achievement. If one title has to stand in for the rest, it is 'She's All That'. 'Snakes on a Plane' rounds out the better-known part of the filmography. Viewing habits have changed more than once since the first credit. By genre, comedy dominates the list.
Flex Alexander
25 Movies
16 Series
If longevity counts for anything, Flex Alexander is an American actor who has treated acting as a trade rather than a spotlight. Work has kept arriving for 34 years, which is its own kind of achievement. If one title has to stand in for the rest, it is 'She's All That'. 'Snakes on a Plane' rounds out the better-known part of the filmography. Viewing habits have changed more than once since the first credit. By genre, comedy dominates the list.
Movies
Plays Sarge
The Hills Have Eyes 2
2007
Plays Kadeem
She's All That
1999
Plays Hood
Money Train
1995
Plays Three G's
Snakes on a Plane
2006
Plays Contest Auditioner
Juice
1992
Plays Luther
Ballbuster
2020
Plays Ossie Paris
Poor Boy's Game
2007
Plays Marty
Her Minor Thing
2005
Plays Anthony
Out Cold
2001
Plays A Roc
City of Industry
1997
Plays Jerrod Smith
The 6th Man
1997
Plays Trigger
Modern Vampires
1998
Plays Chet
The List
2007
Plays Matthew
My Sister's Wedding
2013
Plays Shawn Fields
The Assistant
2023
Plays Arnold
Love and Other Four Letter Words
2007
Plays Damien
Gas
2004
Plays Small Change Willie (as Flex)
Shira: The Vampire Samurai
2005
Plays Bradford
24 Hour Love
2013
TV Shows
Plays Tyberius Walker
Homeboys in Outer Space
1996
Plays Darnell Wilkes
Girlfriends
2000
Plays Beau Lendell
CSI: Miami
2002
Plays Low Jack
Carl Weber's The Family Business
2018
Plays Derek
Kenan
2021
Plays Devon aka Lojack
Carl Weber's The Black Hamptons
2022
Plays George
mixed-ish
2019
Plays Evan Forrester
Grey's Anatomy
2005
Plays Cold Dog
Sister, Sister
1994
Plays Dread
Moesha
1996
Plays Buster
Brooklyn South
1997
Plays Demarcus King
Blue Bloods
2010
Plays The Wolf
The Client List
2012
Plays Walter
Masters of Sex
2013
Plays Evan Forrester
Station 19
2018
Plays Simon Hallbrooks
Lucifer
2016
Latest Trailers
Watch Trailer
Unrequited
Full Filmography
Unrequited
Erik
2026
Film
The Assistant
Shawn Fields
2023
Film
Carl Weber's The Black Hamptons
Devon aka Lojack · 1 episode
2022–
TV
Kenan
Derek · 1 episode
2021–
TV
Trigger
Michael Mass
2020
Film
Ballbuster
Luther
2020
Film
mixed-ish
George · 1 episode
2019–
TV
Maybe I'm Fine
Jeffrey
2019
Film
Carl Weber's The Family Business
Low Jack · 2 episodes
2018–
TV
Photos
Frequently Asked Questions
How old is Flex Alexander and where are they from?
Flex Alexander is 56 years old, born on April 15, 1970 in New York City, New York, USA.
What are the most famous roles of Flex Alexander?
Flex Alexander is best known for roles in She's All That, Snakes on a Plane, The Hills Have Eyes 2.
How many movies has Flex Alexander been in?
Over a 34-year career (since 1992), Flex Alexander has appeared in 23 movies and 16 TV shows.
What was Flex Alexander's first movie?
The career of Flex Alexander began with Juice (1992).
What is Flex Alexander's most recent movie or series?
Flex Alexander's most recent release is Unrequited, which premiered on February 20, 2026.
What TV shows has Flex Alexander appeared in?
On television, Flex Alexander has appeared in Lucifer, Grey's Anatomy, CSI: Miami, Station 19.
Flex Alexander
1970-04-15 · 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.