Brett Clifford Gelman is an American actor and comedian. He was born on October 6, 1976, in Highland Park, Illinois. He is best known for his roles as Murray Bauman in the Netflix series Stranger Things and Martin on the BBC series Fleabag.
Gelman began his career as a comedian in the early 2000s. He performed in numerous comedy clubs and improv theaters in New York City. In 2009, he was a writer and performer on the sketch comedy series Eagleheart. He also had a recurring role on the comedy series Another Period.
In 2016, Gelman was cast as Murray Bauman in the third season of Stranger Things. His character is a conspiracy theorist who helps the main characters investigate the supernatural events in Hawkins, Indiana. Gelman has since appeared in all four seasons of the show.
In 2016, Gelman also starred in the BBC series Fleabag. He played Martin, the boyfriend of the show's main character, Fleabag. Gelman's performance was critically acclaimed, and he was nominated for a Primetime Emmy Award for Outstanding Supporting Actor in a Comedy Series.
Gelman has also appeared in numerous films, including The Other Guys (2010), 30 Minutes or Less (2011), and A Very Harold & Kumar 3D Christmas (2011). He has also had recurring roles on the television shows Go On, Married, and Camping.
McVeigh
Terry
2024
Boy Kills World
Gideon Van Der Koy
2024
Strays
Willy
2023
Surrounded
Mr. Fields
2023
Lyle, Lyle, Crocodile
Alistair Grumps
2022
Metal Lords
Dr. Sylvester
2022
The Retrospective
Gary Pimbladt
2021
I Heart Arlo
Marcellus (voice) · (19 episodes)
2021
Tom Clancy's Without Remorse
Victor Rykov
2021
Arlo the Alligator Boy
Marcellus (voice)
2021
If Only
Bruce
2020
Jezebel
Bobby (voice)
2020
A Little Late with Lilly Singh
Self · (1 episode)
2019
Harpoon
Narrator
2019
Like Father
Frank Lerue
2018
Wild Nights with Emily
Col Thomas Wentworth Higginson
2018
The Night Is Young
Rick Ramsey
2018
End of the Line
Big Man
2018
Room for Rent
Carl Lemay
2017
Wilson
Robert
2017
Budding Prospects
Vogelsein
2017
The Disaster Artist
Acting Teacher (uncredited)
2017
DRIB
Brady Thompson
2017
Lemon
Isaac
2017
Joshy
Greg
2016
Brett Gelman's Dinner in America
Himself
2016
Shaman
Shaman
2015
Flock of Dudes
Howie
2015
Dinner with Family with Brett Gelman and Brett Gelman's Family
Himself
2015
Rubberhead
Self
2014
Pauline Alone
Watch
2014
Dinner with Friends with Brett Gelman and Friends
Himself
2014
Someone Marry Barry
Goker
2014
Eagleheart: Paradise Rising
Brett Mobley
2013
Jobs
Jeff Raskin
2013
Gregory Go Boom
Tom
2013
Awful Nice
Ivan
2013
Go On
Mr. K · (22 episodes)
2012
A Very Harold & Kumar Christmas
T.V. Director
2011
Tim and Gelman Have Lunch
Brett Gelman
2011
30 Minutes or Less
Pizza Boss
2011
Eat
August
2011
This Show Will Get You High
2010
The Other Guys
Hal
2010
May the Best Man Win
Bachelor Party Host
2009
Stick It in Detroit
Hot Rod Johnson
2008
Watching the Detectives
Glenn
2007
Blackballed: The Bobby Dukes Story
Mayhem Team Member
2004
Chuck Hank and the San Diego Twins
Clarinet Player
One Thousand Cats
Haunted Heist
Going There
Lady in the Lake
Milton · (7 episodes)
2024
Entitled
Gabe · (8 episodes)
2023
Inside Job
Magic Myc (voice) · (18 episodes)
2021
The Mighty Ones
Egg (voice) · (1 episode)
2020
Bottomless Brunch at Colman's
Self · (1 episode)
2020
Lights Out with David Spade
Self - Panelist · (2 episodes)
2019
Lights Out with David Spade
Self · (1 episode)
2019
Camping
George · (8 episodes)
2018
Beyond Stranger Things
Self · (2 episodes)
2017
Mr. Mercedes
Roland Finkelstein · (9 episodes)
2017
Making History
Paul Revere · (2 episodes)
2017
Jeff and Some Aliens
Jeff · (10 episodes)
2017
Fleabag
Martin · (7 episodes)
2016
Stranger Things
Murray Bauman · (24 episodes)
2016
Love
Dr. Greg Colter · (10 episodes)
2016
The Late Show with Stephen Colbert
Self · (1 episode)
2015
Another Period
Hamish · (32 episodes)
2015
The Odd Couple
Stuart · (1 episode)
2015
Fresh Off the Boat
Dusty Nugget · (1 episode)
2015
Man Seeking Woman
Demon · (1 episode)
2015
Married
AJ · (23 episodes)
2014
Bad Teacher
Mr. Pilaf · (5 episodes)
2014
Clarence
Mr. Mozer (voice) · (1 episode)
2014
TripTank
Jeff (voice) · (1 episode)
2014
@midnight with Chris Hardwick
Self · (1 episode)
2013
Drunk History
Art Thief · (1 episode)
2013
Drunk History
Joseph Pulitzer · (1 episode)
2013
Tim and Gelman Have Lunch (Again)
Brett Gelman · (4 episodes)
2013
The Jeselnik Offensive
Self · (1 episode)
2013
Garfunkel and Oates
Carlos · (1 episode)
2012
Comedy Bang! Bang!
Dog Lawyer · (1 episode)
2012
Comedy Bang! Bang!
Self · (1 episode)
2012
Comedy Bang! Bang!
Mr. Celebrity · (1 episode)
2012
Happy Endings
Carl · (1 episode)
2011
Eagleheart
Brett Mobley · (24 episodes)
2011
The League
Gavin · (2 episodes)
2009
The Life & Times of Tim
Doug (voice) · (1 episode)
2008
Californication
Annoying Hipster · (1 episode)
2007
Mad Men
Daniel · (1 episode)
2007
The Office
The Magician · (1 episode)
2005
American Dad!
Hammer Throwing Man (voice) · (1 episode)
2005
American Dad!
Gay Man (voice) · (1 episode)
2005
American Dad!
Mervyn (voice) · (1 episode)
2005
American Dad!
CIA Agent (voice) · (1 episode)
2005
American Dad!
Candy Cane Eater (voice) · (1 episode)
2005
American Dad!
Truck Driver (voice) · (1 episode)
2005
Eretz Nehederet
Wise man from the east · (1 episode)
2003
Aqua Teen Hunger Force
Rocket Horse (voice) · (1 episode)
2000
Curb Your Enthusiasm
Pig Parker · (1 episode)
2000
Family Guy
Escape Room Guy (voice) · (1 episode)
1999
Twin Peaks
Supervisor Burns · (2 episodes)
1990
Bacon and Eggs
Planty (voice) · (1 episode)