1988 Clara’s Heart David Hart
1988 Purple People Eater Billy Johnson
1995 Animal Room Arnold Mosk
1997 Starship Troopers Carl Jenkins
1998 The Proposition Roger Martin
2000 The Next Best Thing David
2002 The Mesmerist Benjamin
2002 Undercover Brother Lance
2004 Harold & Kumar Go to White Castle Neil Patrick Harris
2008 Harold & Kumar Escape from Guantanamo Bay Neil Patrick Harris
2008 Beyond All Boundaries 1st Lt. David Hettema (voice) Documentary
2008 Justice League: The New Frontier Barry Allen/The Flash (voice) Direct-to-DVD
2009 Cloudy with a Chance of Meatballs Steve (voice)
2010 Cats & Dogs: The Revenge of Kitty Galore Lou the Beagle (voice)
2010 The Best and the Brightest Jeff
2010 Batman: Under the Red Hood Dick Grayson/Nightwing (voice) Direct-to-DVD[66]
2011 Beastly Will Fratalli
2011 The Smurfs Patrick Winslow
2011 A Very Harold & Kumar 3D Christmas Neil Patrick Harris
2011 The Muppets Himself Cameo
2012 American Reunion Celebrity Dance-Off Host Cameo
2013 The Smurfs 2 Patrick Winslow
2013 Cloudy with a Chance of Meatballs 2 Steve the Monkey (voice)
2014 A Million Ways to Die in the West Foy
2014 Gone Girl Desi Collings
2017 Downsizing Post-production


1988 Too Good to Be True Danny Harland Television film
1989 Hallmark Hall of Fame Lonnie Tibbetts Episode: “Home Fires Burning”
1989 B.L. Stryker Buder Campbell Episode: “Blues for Buder”
1989 Cold Sassy Tree Will Tweedy/Narrator Television film
1989 Home Fires Burning Lonnie Tibbits Television film
1989–1993 Doogie Howser, M.D. Douglas “Doogie” Howser 97 episodes
1990 The Earth Day Special[67] Doogie Howser Television film
1991 Stranger in the Family Steve Thompson Television film
1991 Blossom The “Charming” Derek Slade Episode: “Blossom – A Rockumentary”
1991 The Simpsons Himself as Bart Simpson (voice) Episode: “Bart the Murderer”
1992 Roseanne Dr. Doogie Howser Episode: “Less Is More”
1992 Captain Planet and the Planeteers Todd Andrews (voice) Episode: “A Formula for Hate”
1992 Capitol Critters Max (voice) 13 episodes
1993 Quantum Leap Mike Hammond Episode: “Return of the Evil Leaper – October 8, 1956”
1993 Murder, She Wrote Tommy Remsen Episode: “Lone Witness”
1993 A Family Torn Apart Brian Hannigan Television film
1994 Snowbound: The Jim and Jennifer Stolpa Story Jim Stolpa Television film
1995 The Man in the Attic Edward Broder Television film
1995 Not Our Son Paul Kenneth Keller Television film
1995 My Antonia Jimmy Burden Television film
1995 Legacy of Sin: The William Coit Story William Coit Television film
1996 The Outer Limits Howie Morrison Episode: “From Within”
1997 Homicide: Life on the Street Alan Schack Episode: “Valentine’s Day”
1998 The Christmas Wish Will Martin Television film
1999 Joan of Arc The Dauphin 2 episodes
1999–2000 Stark Raving Mad Henry McNeeley 22 episodes
2000 Will & Grace Bill Episode: “Girls, Interrupted”
2001 Static Shock Johnny Morrow/Replay (voice) Episode: “Replay”
2001 Son of the Beach Loverboy Episode: “Queefer Madness”
2001 The Legend of Tarzan Moyo (voice) Episode: “Tarzan and the Challenger”
2001 Ed Joe Baxter Episode: “Replacements”
2001 The Wedding Dress Travis Cleveland Television film
2002 Touched by an Angel Jonas Episode: “The Princeless Bride”
2002 Justice League Ray Thompson (voice) 2 episodes
2003 Boomtown Peter Corman Episode: “Monster’s Brawl”
2003 Spider-Man: The New Animated Series Peter Parker/Spider-Man (voice) 13 episodes
2004 Law & Order: Criminal Intent John Tagman Episode: “Want”
2005 Numb3rs Ethan Burdick Episode: “Prime Suspect”
2005 Jack & Bobby Prof. Preston Phelps Episode: “Querida Grace”
2005 The Christmas Blessing Nathan Andrews Television film
2005–2014 How I Met Your Mother Barney Stinson 208 episodes; directed episode: “Jenkins”
2006 Me, Eloise (voice) Episode: “Eloise Goes to School”
2007–2009 Family Guy Barney Stinson (voice) 2 episodes
2008 Sesame Street The Fairy Shoeperson Episode: “Telly’s New Shoes”
2009 Saturday Night Live Himself (host) Episode: “Neil Patrick Harris/Taylor Swift”
2009 Batman: The Brave and the Bold The Music Meister (voice) Episode: “Mayhem of the Music Meister!”
2009 Carrie Underwood: An All-Star Holiday Special Ace (voice) Television film
2009–2012 Robot Chicken Various roles (voice) 3 episodes
2009 7th Annual TV Land Awards Himself (host) Television special
2009 63rd Tony Awards Himself (host) Television special
2009 61st Primetime Emmy Awards Himself (host) Television special
2009 Yes, Virginia Dr. Philip O’Hanlon (voice) Television special
2010 Glee Bryan Ryan Episode: “Dream On”
2010–2015 The Penguins of Madagascar Dr. Blowhole (voice) 3 episodes
2010 2010 Spike Video Game Awards Himself (host) Television special
2011 Take Two with Phineas and Ferb Himself 2 episodes
2011 Brain Games Narrator (voice) 3 episodes
2011–2013 Adventure Time Prince Gumball (voice) 2 episodes
2011 65th Tony Awards Himself (host) Television special
2012 66th Tony Awards Himself (host) Television special
2013 67th Tony Awards Himself (host) Television special
2013 65th Primetime Emmy Awards Himself (host) Television special
2013 Disney Parks Christmas Day Parade Himself (host) Television special
2014 Under the Gunn Himself (guest judge) Episode: “Finale”
2014 RuPaul’s Drag Race Himself (guest judge) Episode: “Drag My Wedding”
2015 American Horror Story: Freak Show Chester Creb 2 episodes
2015 87th Academy Awards Himself (host) Television special
2015 Ant and Dec’s Saturday Night Takeaway Himself (guest announcer) Episode #12.5
2015 America’s Got Talent Himself (guest judge) Episode: “Judge Cuts 1”
2015 Best Time Ever with Neil Patrick Harris Himself (host) 8 episodes; also writer and executive producer
2017–present A Series of Unfortunate Events Count Olaf 8 episodes; also producer
2017 Mystery Science Theater 3000 Neville LaRoy Episode: “Avalanche”


Ano Titulo Personagem Notas
1997 Rent Mark Cohen National Tour
1998 Romeo and Juliet Romeo Montague Old Globe Theatre
2001 Sweeney Todd Tobias Ragg San Francisco Symphony Orchestra concert version
2002 Proof Hal Manhattan Theatre Club
2003 Cabaret Emcee Stephen Sondheim Theatre
2004 The Paris Letter Young Anton / Burt Sarris Roundabout Theatre
2004 Assassins Lee Harvey Oswald / The Balladeer Roundabout Theatre
2005 Tick, Tick… BOOM! Jon Menier Chocolate Factory
2006 All My Sons Chris Keller Geffen Playhouse
2006 Amadeus Wolfgang Amadeus Mozart Hollywood Bowl
2010 Rent N/A Directed
Hollywood Bowl
2011 Company Robert New York Philharmonic Concert Version
2011 A Snow White Christmas The Magic Mirror El Portal Theater
2014 Nothing to Hide[68] N/A Director
Romulus Linney Courtyard Theatre
2014 Hedwig and the Angry Inch Hedwig Belasco Theatre



2008 Dr. Horrible’s Sing-Along Blog Dr. Horrible/Billy 3 episodes
2008 Prop 8: The Musical A Very Smart Fellow Short film
2012 Neil’s Puppet Dreams Neil Patrick Harris 7 episodes; also co-creator, writer and executive producer

Video games

2008 Saints Row 2 Veteran Child (voice)
2009 Eat Lead: The Return of Matt Hazard Wallace “Wally” Wellesley (voice)
2010 Rock of the Dead Unnamed character (voice)
2010 Spider-Man: Shattered Dimensions Peter Parker/Spider-Man (voice)
2013 Saints Row IV Veteran Child (voice)[69]