Who is he? Looking at his resume doesn't help either.

Many of the members here are probably too young to remember him. I wasn’t exactly a fan, but I remember him well. Very tragic.
I seem to recall that Voyager series that he was in, with that kid from Best of the West was halfway decent. The latter of which also featured Frog
https://www.filmboards.com/board/10081832/
Light travels faster than sound. That's why people seem bright, until you hear them.