“When the kids had killed the man I had to break up the band,” David Bowie laments. The line, from “Ziggy Stardust,” captures the dichotomy between the man behind the music and the “man” who was a ...

The alien messiah is a staple of science fiction, and few have been as messianic as Klaatu, who came to Earth to deliver a message of peace and a warning of possible apocalyptic doom in the original ...