Best known as Murray Bauman in Stranger Things, Mr. K in Fleabag, and Martin/Smiley in Love. Also known for The Other Two, Goon, and The Meltdown with Jonah and Kumail.
Films
- The Simpsons: Meet the Simpson FamilyMr. Sutter (voice)2025
- Lousy CarterDick2023
- SharperMalcolm2023
- The BunkerStefan2022
- Rough NeighborhoodJoe2021
- The ClimbCasey2019
- The DinnerBarry2017
- Goon: Last of the EnforcersTennis Fan2017
- DeanCharlie2016
- MojaveSeducer2015
- The ComedianBrett2015
- The ScribblerCameron2014
- The British InvasionDave2013
- A TeacherMike2013
- The BouncebackGus2013
- 10 Cent PistolDrug Dealer2012
- Kid CannabisWilliams2012
- The Giant Mechanical ManBodyguard2012
- Funny or Die’s Little White LieEd2011
- The Virginity HitBrett2010
- SpoonerDrama Teacher2009
- Pants on FireLarry2008
TV shows
- Stranger ThingsMurray Bauman2017–2025
- The SimpsonsMr. Sutter (voice)2024
- The GentlemenJerry2024
- The IdolSelf (as producer)2023
- The Other TwoLance Award2019–2023
- BreedersDr. Cooper2021
- LoveDr. Greg Colter / Dr. Greg2016–2018
- FleabagMartin2016–2019
- Blunt TalkDr. Jeremy Miller2015–2016
- Man Seeking WomanMike2015
- MarriedAndy2014–2015
- The Meltdown with Jonah and KumailSelf – Host2014–2014
- The LeagueGarbage Man2011
- CalifornicationNext Man2011
- Funny or Die Presents…Various2011
- Childrens HospitalDrama Teacher2010
- Ugly AmericansGuy (voice)2010
- ArcherSploosh (voice)2009
- Flight of the ConchordsSecurity Guard2007
- 30 RockGlen / Todd2007
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About Brett Gelman
Brett Gelman is an American actor, comedian and writer who has carved out a distinctive niche in both comedy and drama. Since the mid-2000s, he has appeared in a wide range of television and film projects, often playing intense, oddball, or abrasive characters, most notably as Murray Bauman in the Netflix hit Stranger Things.
FAQs
What is Brett Gelman best known for?
He is best known for playing conspiracy theorist Murray Bauman in the Netflix series Stranger Things (2017–2025) and for his roles in Fleabag (as Martin) and Love (as Dr. Greg).
Is Brett Gelman married?
Yes, he married British actress Janina Gavankar in 2020. They had been in a relationship for several years before that.
Did Brett Gelman appear in The Idol?
He was listed as a producer on The Idol (2023) and also appears as himself in the series, which is a satirical look at the music industry.
What was Brett Gelman’s role in Fleabag?
In the BBC comedy-drama Fleabag, he played Martin, the awful husband of the protagonist’s sister Claire (Sian Clifford). His performance was highly acclaimed.
Does Brett Gelman do voice work?
Yes, he has voiced characters in animated series such as Archer, Ugly Americans, and The Simpsons, where he voiced Mr. Sutter in the 2024 episode ‘The Simpsons: Meet the Simpson Family’.
Sources & where to watch: IMDb · Wikipedia · Where to watch (JustWatch UK) · Updated June 2026