Clancy Brown played the role of Kelvin Joe Inman.
- Noted character and voice actor (e.g. Mr. Krabs on SpongeBob Squarepants).
- Played "Brother Justin", a preacher with demonic powers, in the TV series Carnivale, which also featured Jon Gries as a guest star.
- Played the Kurgan in the movie Highlander.
- Provided the voice of Lex Luthor in all Warner Brothers animated shows since the 1990s.
- Played "John Denzinger" in Earth 2, in which Terry O'Quinn also made an appearance.
- Played "Andris Kurins" in the made for TV movie Boss of Bosses, co-written by Bad Twin ghostwriter Laurence Shames.
- Played "Career Sergeant Zim" in Starship Troopers.
- Played "Captain Byron Hadley" in The Shawshank Redemption.
- Played "Rawhide" in The Adventures of Buckaroo Banzai: Across The Eighth Dimension
- Played "Rob Debree" in 2002's The Laramie Project in which Michael Emerson also appeared.
- Played John Clay in the 2008 western/horror movie "The Burrowers", which also featured William Mapother and Doug Hutchison
- Played Zobral in an episode of Star Trek: Enterprise (see Memory Alpha).
- Has done a number of voice overs for a variety of video games. Some of the more noticeable voice overs are the ones he has done with gaming company "Naughty Dog," appearing in both the extremely popular Crash Bandicoot series and the Jak and Daxter series.