Peter S. Brown (born September 19, 1986), better known by his stage name Peter Vack, is an American actor, writer, director and producer. He portrayed Jason Strider in the MTV comedy series I Just Want My Pants Back (2011–2012), and Alex Merriweather in the Amazon Video comedy-drama series Mozart in the Jungle (2014–2015). Vack also voiced antagonist Gary Smith in the Rockstar Games video game Bully. In 2017, he released his feature directorial debut, Assholes.

Filmography

• 2026An Evening Song (for Three Voices) — Richard
• 2026Castration Movie Expansion Pack i. You're Weird, But I Love You! — Thanks
• 2026Crocodile Dose — Hype House Party Host
• 2026Grow — Hollis
• 2026Lucy Schulman
• 2026Puddysticks
• 2026The Box Truck Reading
• 2025Castration Movie Anthology II. The Best of Both Worlds — Brody
• 2025Fame and Other Four Letter Words — GUCCI Founder
• 2025In the Glow of Darkness — Angry Man
• 2025Love New York — Young Man
• 2025Messy — Ivan the Creep Neighbor
• 2025Mouthfeel — Christoph
• 2025NIFLHEIM — Fashion Blogger
• 2025Somnium — Hunter
• 2025Stellan and the Stars — Stellan Hall
• 2025Take Me Home Tonight
• 2025The Code — Jay Richard, Additional Photography
• 2025This Is The Girl — Co-Director, Cinematography
• 2025Time of Flowers — The Sun (voice)
• 2025Vial
• 2025www.RachelOrmont.com — Director, Writer
• 2024Anora — Thanks
• 2024Castration Movie Anthology I. Traps — Thanks
• 2024Monad — Blurring Expert
• 2024Selling Rabbits — Leftaris
• 2024The Feeling That the Time for Doing Something Has Passed — Thomas
• 2024Who Do You Love — Austin
• 2023The Sweet East — George Washington Boy
• 2022Actors — Peter
• 2022Doe
• 2021PVT Chat — Jack
• 2021Sunday's Child — Josh
• Love Life — Jim
• 2020Or (Someone) Else
• 2019Brittany Runs a Marathon — Ryan
• 2019Deep Tissue — Sebastian
• 2019Safe Space — Patch
• 2019Someone Great — Matt
• 2019You Are Here — David
• 2018After Everything — Young Cancer Survivor
• 2018Romance Analyst — Max
• 2018The Great Pretender — Adrian
• 2017Assholes — Adam Shapiro, Director, Screenplay, Producer
• 2017Child Psychology — Peter
• 2017Everything Is Free — Christian, Associate Producer
• 2017Good People
• 2017How to Be a Slut in America
• 2017M.F.A. — Luke
• The Bold Type — Patrick Duchand
• 2017The Price — Alex Mueller
• 2017Whiskey Fist — Ryan
• 2016Slash — Mike Holloway
• 2016The Road
• 2016The Zeno Question — "Adam"
• 20156 Years — Will
• 2015I Believe in Unicorns — Sterling
• 2015Lace Crater — Michael
• 2015Lucy Now Dreams Herself — Arthur
• 2015Ma — Priest
• 2015Surf Noir — Miki
• 2015The Intern — ATF Creative Team
• 2014Fort Tilden — Benji
• 2014How to Make It to the Promised Land — Rafi
• Mozart in the Jungle — Alex Merriweather
• 2014Send — Writer, Producer, Director
• 2014Swelter — Madsen
• 2013A Letter Home — Johnny
• 2013CBGB — Legs McNeil
• The Blacklist — Asher Sutton
• The Michael J. Fox Show — Andreas
• 2012Commentary
• 2012Kiss of the Damned — Adam
• 2011A November — Boyfriend, Writer
• 2011God Don't Make the Laws — Joey Larch
• Homeland — Clint Prower
• I Just Want My Pants Back — Jason
• 2010Consent — Joshua
• 2010The Adam & Eve Project
• 2007The Treatment — Ted
• 2006Love/Death/Cobain
• 2005A Perfect Fit — Ernie
• Ghost Whisperer — Paul Jett
• Hope & Faith — The Rod
• Law & Order: Special Victims Unit — Owen
• Third Watch — Danny's Partner
• 1997A Bedtime Story — Son
• 1996Dear Diary — Peter
• DOLLS: PART ONE — Patrick Patrovsky
• Frogs — Blake
• Replay — Julian
• The Water Is Always Warm
• Tuesday, New York

Appearances as themselves (1)

• 2015shegetsey betsey — Himself