The man, the machine: Charlie Sheen

Actor Charlie Sheen gestures towards the media as he leaves the Pitkin County Courthouse after a sentencing hearing in Aspen, Colorado August 2, 2010. (REUTERS)
Actor Charlie Sheen accepts the award for Outstanding Actor in a Television Comedy for "Two and a Half Men" during the taping of the 2008 "NCLR Alma" awards at the Civic Auditorium in Pasadena, California, August 17, 2008. (REUTERS)
Cast members of "Two and A Half Men" (L-R) Angus T. Jones, Jon Cryer and Charlie Sheen accept the Future Classic award at the taping of the seventh annual TV Land Awards in Los Angeles, California April 19, 2009. (REUTERS)
Actors Charlie Sheen (L), Jon Cryer (C) and Angus T. Jones celebrate backstage after winning the award for Favorite TV Comedy for "Two and a Half Men" at the 35th annual People's Choice awards in Los Angeles January 7, 2009. (REUTERS)
The cast of 'Two and a Half Men,' Charlie Sheen (L) Angus T. Jones, and Jon Cryer (R) pose back stage after winning the favorite new television comedy series at the 30th annual People's Choice Awards in Pasadena, California January 11, 2004. (REUTERS)
Charlie Sheen and his father Martin Sheen present the best supporting actress in a miniseries or movie award during the 58th annual Primetime Emmy Awards at the Shrine Auditorium in Los Angeles August 27, 2006. (REUTERS)
Brothers Emilio Estevez and Charlie Sheen pose for a photo at the premiere of the movie "Rated X," at the [Academy of Motion Picture Arts and Sciences] in Beverly Hills, April 27, 2000. (REUTERS)
Actor Charlie Sheen (REUTERS)
The cast of US director Oliver Stone's film 'Platoon' reunites for the film's 20th anniversary during the 59th Cannes Film Festival May 21, 2006. From left are actors Charlie Sheen, Willem Dafoe and Tom Berenger. (REUTERS)
Actress Denise Richards star of the live-action comedy film "Undercover Brother" poses with actor Charlie Sheen as they arrive for the film's premiere in Los Angeles, May 30, 2002. (REUTERS)
Actor Charlie Sheen and his then wife model Donna Peele (L) talk with supermodel Cindy Crawford at the grand opening celebration for the newest Planet Hollywood in Beverly Hills September 17, 1995. (REUTERS)
Actors Sylvester Stallone and Charlie Sheen,share a table together at the opening of London's Planet Hollywood restaurant May 17, 1993. (REUTERS)
Actor Charlie Sheen is shown in this undated publicity photograph. (REUTERS)
Actor Charlie Sheen, paying a visit to Washington's Planet Holywood restaurant, holds up the "White House" pass he used in the filming of the movie "The Shadow Conspiracy" July 13, 1995. (REUTERS)