Writing
John Semper Jr.
- Born
- 1952-08-14
- Filmography
- 27 titles on TMDB
No biography is available yet.
Backdrop from Green Lantern: Beware My Power
Films & television
12 titles
Screenplay
Writer · Producer
Producer · Writer
Writer · Producer
Director · Writer
Biography and credits supplied by TMDB. Credits may include upcoming titles and guest appearances.