William Sanderson (b. 10 January 1944) appeared on Babylon 5. Sanderson is probably best known for his portrayal of J.F. Sebastian in the 1982 movie Blade Runner. Credits[edit | edit source] Guest starring, "Grail" (6 July 1994) - Deuce Co-Starring, " Thirdspace" (19th July 1998) - Deuce External links[edit | edit source] IMDB profile Retrieved from "https://babylon5.fandom.com/wiki/William_Sanderson?oldid=55432" Categories: Real people Performers Guest Stars Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.