Cast in "August Rush" with Freddie Highmore and Keri Russell
Cast as Theodore Roosevelt opposite Ben Stiller in the action-adventure-comedy "Night at the Museum"
First appeared as the space alien Mork from Ork on an episode of the ABC sitcom "Happy Days" (in February)
First starring film role in "Popeye," directed by Robert Altman
Garnered second Oscar nomination as Best Actor for his turn as a prep school teacher in "Dead Poets Society"
Had featured role in "Insomnia"
Headlined the HBO special "An Evening with Robin Williams"
Live uncensored comedy special "Robin Williams: Live on Broadway," aired on HBO; earned an Emmy nomination
Made directorial debut with an episode of "Mork and Mindy"
Made dramatic guest appearance on the second season premiere of the NBC series "Homicide: Life on the Streets"
Played a comic talk show host who gets elected to the presidency in "Man of the Year"
Played a deposed children's host bent on revenge in the black comedy "Death to Smoochy"
Played first Shakespearean role, Osric, in Kenneth Branagh's full-length film version of "Hamlet"
Raised in Bloomfield Hills, MI
Received an Emmy nominationn for his guest starring role on NBC's "Law & Order: Special Victims Unit"
Starred as Mork opposite Pam Dawber on the ABC sitcom "Mork and Mindy"
Starred in the thriller "The Final Cut" with James Caviezel and Mira Sorvino
Starred opposite Nathan Lane in Mike Nichols' "The Birdcage," an American remake of the French farce "La Cage aux folles" (1978)
Voiced Mork on the animated ABC series "Mork & Mindy"
When his father took early retirement, family moved to Tiburon in Marin County, CA
Breakthrough screen role as Garp in George Roy Hill's film version of the John Irving novel "The World According to Garp"
Co-founded production company (with Marsha Garces Williams), Blue Wolf Productions Inc.
Played a Russian-speaking obstetrician in Chris Columbus' "Nine Months"
Portrayed Oliver Sacks in Penny Marshall's screen version of "Awakenings," co-starring Robert De Niro
Reprised role of the Genie in the direct-to-video release "Aladdin and the King of Thieves"
Voiced the character of the Genie in Disney's animated "Aladdin"
Cast as an overbearing minister in "Licence to Wed"
Co-starred on stage with Steve Martin in Mike Nichols' production of "Waiting For Godot" at Lincoln Center
Co-starred with Toni Collette in Armistead Maupin's adaptation of "The Night Listener"
Feature film debut in "Can I Do It...Till I Need Glasses"
First regular TV role on "Laugh-In" revival (NBC)
Hosted the HBO series "Shakespeare: The Animated Tales"
Made rare dramatic TV appearance in the PBS' "Great Performances" presentation "Seize the Day"
Performed in San Francisco nightclubs including Holy City Zoo, Intersection, The Great American Music Hall and The Boardinghouse, and in Los Angeles at The Comedy Store, Improvisation and The Ice House
Played real-life doctor "Patch Adams," who utilized humor in treating patients
Received third Academy Award nod as Best Actor for "The Fisher King"
Reprised role as Theodore Roosevelt in "Night at the Museum: Battle of the Smithsonian"
Starred as a grown up Peter Pan in Steven Spielberg's "Hook"
Teamed with Billy Crystal for "Father's Day"
Wrote and starred in "Robin Williams: Live at the Met" (HBO)
Cast in David Duchovny's directorial debut "House of D"
Co-starred with John Travolta in the comedy "Old Dogs"
Earned first Best Actor Academy Award nomination as disc jockey Adrian Cronauer in Barry Levinson's "Good Morning, Vietnam"
Earned rave reviews for his performance as a therapist counselling a troubled math genius in "Good Will Hunting"
Had major boxoffice hit with Chris Columbus' comedy "Mrs. Doubtfire"; played the title role in drag; also debut as producer
Reteamed with Chris Columbus for "Bicentennial Man"
Reuinted with Barry Levinson as the star of "Toys"
Starred in "Flubber", a remake of the Disney film "The Absent-Minded Professor" (1961)
Voiced character of Dr. Know in "A.I. Artificial Intelligence"
Voiced Fender in the animated feature "Robots"
Was featured in "A Carol Burnett Special...Carol, Carl, Whoopi & Robin" (CBS)
With Whoopi Goldberg and Billy Crystal, began hosting the annual "Comic Relief" telecasts on HBO; funds raised went to help the homeless
Starred in the HBO comedy special "Robin Williams: Weapons of Self Destruction"; earned an Emmy (2010) nomination for Outstanding Variety, Music Or Comedy Special
Earned a Grammy nomination for the comedy album <i>Weapons Of Self Destruction</i>
Voiced the characters of Ramon and Lovelace in the animated feature "Happy Feet"
Reprised voiceover roles in the animated sequel "Happy Feet Two"
Appeared in "Lee Daniels' The Butler"
Cast on the show "The Crazy Ones" with Sarah Michelle Gellar