Zachary Knight Galifianakis (born October 1, 1969) is an American actor and comedian. He appeared in a Comedy Central Presents special and presented his own talk show, Between Two Ferns with Zach Galifianakis, which earned critical acclaim. He was nominated for the Primetime Emmy Award for Outstanding Lead Actor in a Comedy Series in 2017. Galifianakis has starred in films including The Hangover trilogy (2009–2013), Due Date (2010), It's Kind of a Funny Story (2010), The Campaign (2012), Birdman or (The Unexpected Virtue of Ignorance) (2014) and Masterminds (2016). He has also voiced characters in animated films such as Puss in Boots (2011), The Lego Batman Movie (2017), Missing Link (2019), Ron's Gone Wrong (2021) and The Bob's Burgers Movie (2022).

Filmography

• The Audacity — Carl Bardolph
• 2026The Gallerist — Dalton Hardberry
• This Is a Gardening Show — Self, Executive Producer
• 2025Lilo & Stitch — Jumba
• 2025Playdate — Thanks
• 2024Thelma the Unicorn — Crusty Trucker (voice)
• 2024Winner — Ronald Winner
• 2023The Beanie Bubble — Ty, Executive Producer
• 2022The Bob's Burgers Movie — Felix Fischoeder (voice)
• Only Murders in the Building — Zach Galifianakis
• 2021Ron's Gone Wrong — Ron (voice)
• Dicktown — Charlie
• 2020The Sunlit Night — Haldor
• 2019Between Two Ferns: The Movie — Zach Galifianakis, Writer, Producer
• 2019Missing Link — Mr. Susan Link (voice)
• 2018A Wrinkle in Time — The Happy Medium
• 2017Batman Is Just Not That Into You — Joker (voice)
• Big Mouth — Gratitoad (voice)
• 2017The Lego Batman Movie — Joker (voice)
• 2017Tulip Fever — Gerrit
• Bajillion Dollar Propertie$ — The Bloodhound
• Baskets — Chip Baskets / Dale Baskets, Executive Producer, Creator
• 2016Keeping Up with the Joneses — Jeff Gaffney
• 2016Masterminds — David Ghantt
• 2014Birdman or (The Unexpected Virtue of Ignorance) — Jake
• 2014Muppets Most Wanted — Hobo Joe
• Tim and Eric's Bedtime Stories — Zach
• 2013Are You Here — Ben Baker
• Brody Stevens: Enjoy It! — Himself, Creator
• 2013Here Comes the Night Time — Captain Zach the Astronaut
• 2013The Hangover Part III — Alan Garner
• Brody Stevens: Enjoy It! — Himself, Creator
• 2012Smile
• 2012The Campaign — Marty Huggins, Producer
• 2012Tim and Eric's Billion Dollar Movie — Jim Joe Kelly
• Bob's Burgers — Felix Fischoeder (voice), Chet (voice), Felix (voice)
• 2011Puss in Boots — Humpty Alexander Dumpty (voice)
• 2011Saturday Night Live: The Best of '09/'10
• 2011The Hangover Part II — Alan Garner
• 2011The Muppets — Hobo Joe
• 2010Dinner for Schmucks — Therman
• 2010Due Date — Ethan Tremblay
• 2010Fantasia in Best Show Minor
• Funny or Die Presents — Writer
• 2010It's Kind of a Funny Story — Bobby
• 2010Just 3 Boyz — Zach
• 2010Operation: Endgame — Hermit
• 2010Tim and Eric Awesome Show, Great Job! Chrimbus Special — Tairy Greene
• Bored to Death — Ray Hueston
• 2009G-Force — Ben
• 2009Little Fish, Strange Pond — Bucky
• 2009The Hangover — Alan Garner
• 2009Up in the Air — Steve
• 2009Youth in Revolt — Jerry
• 2008A Vodka Movie — Zach, Executive Producer, Writer, Creator
• 2008Gigantic — Homeless Man
• 2008Visioneers — George
• 2008What Happens in Vegas — Dave the Bear
• 2007Into the Wild — Kevin
• 2007The Comedians of Comedy: Live at The Troubadour — Self, Writer
• The Sarah Silverman Program — Fred Blorth
• Tim and Eric Awesome Show, Great Job! — Tairy Greene, Tairy Greene as The Snuggler
• Tim and Eric Nite Live! — Richard Dunn
• 2007Zach Galifianakis: Live at the Purple Onion — Himself / Seth Galifianakis, Writer, Executive Producer
• Dog Bites Man — Alan Finger, Writer
• 2006The Pity Card — Zach
• American Dad! — Heavyset Man and Norman (voice), Juror (voice)
• 2005The Comedians of Comedy — Self, Writer
• Too Late with Adam Carolla
• Wonder Showzen
• 2005Zach Galifianakis: Look Who it Isn't — Himself, Writer
• 2004Last Laugh '04 — Jesus
• Tom Goes to the Mayor — Dr. Vickerson (voice)
• 2004Zach and Avery of Fergus — Homeless Man
• Reno 911! — Frisbee
• Tru Calling — Davis
• 2002Below — Weird Wally
• 2002Stella Shorts 1998-2002 — Santa
• 2001Bubble Boy — Bus Stop Man
• 2001Corky Romano — Computer Hacker Dexter
• 2001Heartbreakers — Bill
• Next Caller
• Next!
• 2001Out Cold — Luke
• 1999Flushed — Pathetic Guy
• Boston Common — Bobby
• The Simpsons — Lucas Bortner (voice)
• Saturday Night Live — Self - Host, Writer
• Hey Bear — Putt
• Very Young Frankenstein

Appearances as themselves (33)

• 2025SNL50: The Homecoming Concert — Self
• 2020Joker: Put on a Happy Face — Self
• 2018A Legendary Christmas with John & Chrissy — Self
• My Next Guest Needs No Introduction with David Letterman — Self
• 2017One Brick at a Time: Making the LEGO Batman Movie — Self
• The Gong Show — Self - Judge
• America Divided — Self
• 2016Queen Mimi — Self
• 2015Birdman: All-Access (A View From the Wings) — Self
• 2015Tig — Self
• 2014Comedy Warriors: Healing Through Humor — Self - Coach
• Off Camera with Sam Jones — Self
• The Tonight Show Starring Jimmy Fallon — Self
• 2013Justin Bieber's Believe — Self
• 2013Wolfpack Only: The Hangover Retrospective — Self
• Comedians in Cars Getting Coffee — Self
• Comedy Bang! Bang! — Self
• Inside Comedy — Self
• 2012Mansome — Self
• 2012The Bitter Buddha — Self
• Conan — Self - Guest
• Between Two Ferns with Zach Galifianakis — Self - Host
• 2008David's Situation — Self
• 2008Largo — Self
• 2007Super High Me — Self
• Comedians of Comedy — Self
• 2005Fiona Apple: Extraordinary Machine — Himself
• Jimmy Kimmel Live! — Self, Self - Guest
• Real Time with Bill Maher — Self
• Late World with Zach — Himself
• Comedy Central Presents — Self
• The Daily Show — Self
• Late Night with Conan O'Brien — Self - Comedy Guest, Self - Guest