Oscar-winning actor Tom Hanks has started working on "Toy Story 4". The 59-year-old actor, who lends his voice to the character of Sheriff Woody, hinted that he, along with the team behind the movie, has started recording for the fourth instalment of the film. While stopping by The Graham Norton Show in Britain, Hanks said: "We're now recording Toy Story 4 ." The upcoming animated movie will reportedly see Woody and Buzz going out to find Bo, who was missing in Toy Story 3 , and bring her back. Toy Story 4 is also expected to bring back Don Rickles as Mr. Potato Head and Annie Potts as Bo.