Robin Williams | PEOPLE.com

Robin Williams, Mister Rodgers, Leonardo DiCaprio and 5 More of Koko the Gorilla's Famous Fans

Robin Williams’ Son Addresses His Father’s Struggles in New Documentary's Emotional First Trailer

Robin Williams Accidentally Broke Robert De Niro's Nose in the '90s New Book Recalls

Robin Williams Was 'Snorting Coke,' 'Screwing Everybody in Town' in Early Days, New Book Claims

Billy Crystal Opens Up About Friend Robin Williams' Final Days: 'This Was Just a Scared Man'

Inside Robin Williams' Sad Final Days: 'He Was Sobbing' and Couldn't Remember Lines

Robin Williams Did 'Stand-Up Over the Phone' to Lift Steven Spielberg During Schindler's List

Robin Williams' Mork & Mindy Costar on His Alleged Sexual Antics on Set: 'I Never Took Offense'

David Letterman Shares His First Impressions of Robin Williams in Clip from New Documentary

Sarah Michelle Gellar Pays Tribute to Robin Williams on Anniversary of His Death: 'We Miss You Every Day'