The role of Frank N Furter in RHPS is played by Tim Curry, a role that he reprised from the original Rocky Horror stage show. A prolific actor, he can be seen in movies such as Legend, Hunt for Red October, Charlie's Angels, and Scary Movie 2 as well as performing numerous voicings for animated characters such as Nigel Thornberry from The Wild Thornberrys.
Some Trivia: Tim Curry provides the voice of "Sir", who welcomes visitors to the "Alien Encounter" attraction at Tomorrowland at DisneyWorld... He sang the song "Tootie Frootie" for his audition for the part of "Rocky" in the original Rocky Horror stageplay... He was Tim Burton's second choice to play the Joker in "Batman".