Babylon 5
In Alphabetical Order:

Anthony Stewart Head

Nationality: British Infamous Role: Giles on Buffy the Vampire Slayer Other: Frank N. Furter in Rocky Horror Picture Show (live in London).

Rod Serling

Nationality: American Infamous Role: Host of The Twilight Zone Other: Also wrote, directed, and produced for many shows including TZ.

Michael T. Weiss

Nationality: American Infamous Role: Jarod in Pretender Other:

Coming Soon: Nicolas Brendon, Virginia Hey, and Claudia Black.