Robin Williams portray the deep-driven man. From Dustin Hoffman, with whom he co-starred in "Hook", he learned to take on totally different character types, and to transform his characters by extreme preparation. Mike Medavoy, producer of "Hook", told its director, Steven Spielberg, that he intentionally teamed up Hoffman and Williams for the film because he knew they wanted to work together, and that Williams welcomed the opportunity of working with Spielberg. Williams benefited from working with Woody Allen, who directed him and Billy Crystal in "Deconstructing Harry" (1997), as Allen had knowledge of the fact that Crystal and Williams had often performed
Robin Williams and out of the film industry. Director Chris Columbus, who directed Williams in "Mrs. Doubtfire", says that watching him work "was a magical and special privilege. His performances were unlike anything any of us had ever seen, they came from some spiritual and otherworldly place." Looking over most of his filmography, Alyssa Rosenberg at "The Washington Post" was "struck by the breadth" and radical diversity of most of his roles, writing that "Williams helped us grow up." Janet Hirshenson later revealed in an interview that Robin Williams had expressed interest in portraying Rubeus Hagrid in the "Harry Potter" films, but