Robert Downey, Jr.
The rotoscoped film "A Scanner Darkly" was authorized by Dick's estate. It was released in July 2006 and stars Keanu Reeves as Fred/Bob Arctor and Winona Ryder as Donna. Rory Cochrane, Robert Downey, Jr., and Woody Harrelson co-star as Arctor's drugged-out housemates and friends. The film was directed by Richard Linklater.