Christopher Reeve state funds to stem cell research. Proposition 71 was approved less than one month after Reeve's death. On February 25, 2003, Reeve appeared in the television series "Smallville" as Dr. Swann in the episode "Rosetta". In that episode, Dr. Swann brings to Clark Kent (Tom Welling) information about where he comes from and how to use his powers for the good of mankind. The scenes of Reeve and Welling feature music cues from 1978's "Superman: The Movie", composed by John Williams and arranged by Mark Snow. At the end of this episode, Reeve and Welling appeared in a short spot
Superman IV: The Quest for Peace Luthors. He places Lenny in Boys Town, telling the priest that Lenny has been under a bad influence, and returns Lex to prison. In 1983, following the mixed-to-negative reaction to "Superman III", Reeve and the producers, Alexander Salkind and his son Ilya, assumed that the "Superman" films had run their course. Reeve was slated to make a cameo in 1984's "Supergirl" but was unavailable; that film was a box-office failure. Two years later, Ilya Salkind sold the "Superman" franchise to Golan and Globus of Cannon Films. According to Jon Cryer, who played Luthor's nephew Lenny, Reeve had taken him aside