Johnson portrays the mutant cab driver and Mars secret agent Benny in the 1990 hit science fiction film Total Recall.
He also starred in the Broadway musical On the Twentieth Century and appeared in the Public Theater's "Shakespeare in the Park" 2005 revival of Two Gentlemen of Verona.
Johnson has also guest starred in The Munsters Today, The Fresh Prince of Bel-Air and The Practice.
His other motion picture credits include Off the Mark, American Blue Note, Murder By Numbers, Hideous!, Archibald the Rainbow Painter and In the Shadow of the Cobra.
Johnson served as the creative head of Full Moon Entertainment label Alchemy Entertainment/Big City Pictures.