Michael Stephen "Mike" Portnoy is an American drummer primarily known as the former drummer, backing vocalist, and a co-founder of the progressive metal band Dream Theater. Known for his drumming prowess and technical skill, Portnoy has won 23 awards from the Modern Drummer magazine. He has co-produced the last six Dream Theater albums with guitarist John Petrucci, starting from Metropolis Pt. 2: Scenes from a Memory. From A Change of Seasons onwards, Portnoy had been writing a substantial amount of Dream Theater's lyrics. He is the second youngest person (after Neil Peart) to be inducted into the Modern Drummer's Hall of Fame (at 37 years of age).
On September 8, 2010, it was announced that Portnoy had left Dream Theater. Portnoy cited conflicting interests as the reason behind his departure.
On February 3, 2011, Portnoy announced that he has started a new project with Symphony X singer Russell Allen and guitarist Mike Orlando. Also he is involved in various projects with Neal Morse.
Movies
Dream Theater: Live at Budokan
Himself - Drums
Transatlantic: The Final Flight: Live At L'Olympia
Liquid Tension Experiment 3
Dream Theater: Score - 20th Anniversary World Tour
Himself - Drums
Dream Theater: Images And Words - Live In Tokyo
Himself - Drums
Dream Theater: Metropolis 2000 - Scenes From New York
Himself - Drums
Dream Theater – Live At Tokyo Sun Plaza
Sons of Apollo - Live with the Plovdiv Psychotic Symphony - Documentary
Self
Haken - Live at ProgPower USA 2016
Gong (Guest Appearance)
Dream Theater: Riding the Train of Thought
Self
Mike Portnoy - Liquid Drum Theater
Himself - Drums
Mike Portnoy - In Constant Motion
Himself - Drums
Dream Theater: Chaos in Motion
Himself - Drums
Transatlantic: More Never Is Enough
Himself
Dream Theater: Bucharest, Romania
Himself
Neal Morse: The Making of Momentum
Himself
Neal Morse: The Making of Sola Gratia
Himself
Mike Portnoy - Live at Budokan
Himself
Mike Portnoy - Drums of Thought
Himself
Mike Portnoy - sysDRUMatic Chaos
Himself
Mike Portnoy - Drumerta
Himself
Mike Portnoy: Testimony 2: Live in Los Angeles
Himself
Mike Portnoy - Whirlwind Drumming
Himself
The Making of Flying Colors
Himself
Mike Portnoy - Drumming Colors
Himself
Yellow Matter Custard: One More Night in New York City
Himself - Drums
Mike Portnoy - Drums Across Forever
Himself
Mike Portnoy - Ten Degrees of Turbulent Drumming
Himself
Mike Portnoy - Black Clouds and Silver Drumming
Himself
Mike Portnoy - Drumavarium
Neal Morse: Live Momentum
Portnoy Sheehan MacAlpine Sherinian: Live in Tokyo
Self - Drums
Mike Portnoy: The Great Adventure
Mike Portnoy: Drumming Nature
Mike Portnoy: The Similitude of a Dream Live
Mike Portnoy: Third Degree
Mike Portnoy: The Drumming Dog
Mike Portnoy: The Absolute Universe
Mike Portnoy: Hot Drums
Mike Portnoy: Metal Drumming
Mike Portnoy: Kaleidodrums
PSMS Portnoy, Sheehan, MacAlpine & Sherinian: InstruMENTAL Inspirations
The Neal Morse Band – Live In Limbourg
The Neal Morse Band: A U.S. Tour Of Innocence And Danger
Mike Portnoy: Live Momentum
Transatlantic: The Making of Kaleidoscope
Transatlantic: The Official Bootleg DVD
The Neal Morse Band - Live In India
Modern Drummer Festival Weekend 2003
Neal Morse: The Making of Testimony Two
Neal Morse: The Making of Lifeline
The Neal Morse Band: The Great Adventure Commentary
Morse Portnoy George: The Making of Cover 2 Cover
Transatlantic: The Making of SMPTe
Flying Colors: Second Nature Video Anthology
Neal Morse: The Making of ?
The Neal Morse Band: The Making of Innocence & Danger
Neal Morse: One Under Construction
Neal Morse: The Sola Scriptura Sessions
The Neal Morse Band: The Making of a Dream
Neal Morse: Live at 3RP
The Neal Morse Band: Cruise to the Edge
The Neal Morse Band: Live in Athens
The Neal Morse Band: The Adventure Begins (The Making Of The Great Adventure)
Neal Morse: The Making of Testimony
The Neal Morse Band: The Making of The Grand Experiment
Self
The Neal Morse Band/The Flower Kings: 19 Days in Europe
Transatlantic: The Making of the Whirlwind
Morsefest 2020: Cover2Cover
Transatlantic: Live At Sweden Rock 2014
Morsefest 2020: Sola Gratia
Haken - L-1VE
Mike Portnoy on the “Art Of Drumming” with Terry Bozzio
Transatlantic - Building the Bridge / Live in America
Transatlantic: Whirld Tour 2010: Live from Shepherd’s Bush Empire, London
The Neal Morse Band: Morsefest 2021
Morsefest 2019
Dream Theater: When Dream and Day Reunite
Drums
Transatlantic - Live in Europe
Himself - Drums, Backing Vocals
Flying Colors: Live in Europe
Himself - Drums
G3: Live in Tokyo
Drums
Neal Morse: Testimony Two - Live in Los Angeles
Himself
Transatlantic: KaLIVEoscope
Himself - Drums
Liquid Tension Experiment - LTE Live 2008
Morsefest 2014: Testimony
Himself
Morsefest 2014: One
Himself
Neal Morse: Morsefest - Testimony & One feat. Mike Portnoy Live
Transatlantic: Morsefest 2022 - The Absolute Whirlwind
Flying Colors : Second Flight - Live at The Z7
Himself
Neal Morse - Cruise to the Edge: Awakening - The Movie
Dream Theater: [1994] The Rudess Experiment
Himself - Drums
The Winery Dogs: [2014] Sonisphere Festival
Himself - Drums
The Winery Dogs - Unleashed in Japan
Himself - Drums
Metal Meltdown - Featuring Twisted Sister Live at the Hard Rock Casino Las Vegas
Himself - Drums
The Neal Morse Band: Alive Again
Himself
Cygnus and the Sea Monsters: One Night in Chicago
Himself - Drums
Stone Sour: Rock In Rio 2011
Himself - Drums
Morsefest 2015: Question Mark
Morsefest 2015: Sola Scriptura
Neal Morse: Question Mark and Sola Scriptura Live
Himself - Drums, Vocals
Amazing Journey: One Night in New York City
Himself - Drums
Yellow Matter Custard: One Night in New York City
Himself - Drums
Mike Portnoy - Score
Mike Portnoy: Progressive Drum Concepts
Dream Theater: A Walk Beside the Band
Himself - Drums
The Winery Dogs : Dog Years - Live in Santiago and Beyond 2013-2016
Himself - Drums
Liquid Tension Experiment: Live In LA
Himself - Drums
Hammer of the Gods: Two Nights in North America
Himself - Drums
The Neal Morse Band : The Similitude of A Dream - Live in Tilburg 2017
Himself
Morsefest 2017 - Testimony of a Dream
Liquid Tension Experiment - Live In NYC
Neal Morse: Testimony Live
Dream Theater: The Spirit Carries On
Himself
Dream Theater: The Score So Far...
Himself
Dream Theater - Santiago, Chile 12/6/05
Himself
Sons Of Apollo: Live With The Plovdiv Psychotic Symphony
Self
Dream Theater: [2002] Rotterdamned
Dream Theater: Chaos in Progress: The Making of Systematic Chaos
Drums / Vocals
The Neal Morse Band : The Great Adventour - Live in BRNO 2019
Mike Portnoy : MPMMXX Drum Cam
Rush: Beyond The Lighted Stage
Self
Flying Colors : Third Stage - Live in London
Dream Theater: Dark Side Of The Moon
Drums and Vcoals
The Making of the Absolute Universe by Transatlantic
Himself
Dream Theater: Romavarium
Self - Drums
Mike Portnoy - LTE3
Himself - Drums
Transatlantic - The Absolute Universe
Morsefest 2023: Testimony feat. NMB
Dream Theater: 5 Years in a Livetime
Himself
Building the Beast: The Making of Metal Allegiance
Self
Phil Collins: Drummer First
Himself
Shows
That Metal Show