William Theodore Katt (born February 16, 1951) is an American actor, voice artist, musician, director, and writer best known for The Man from Earth, Carrie (1976), and The Greatest American Hero.
Katt is the son of actors Bill Williams and Barbara Hale. He was married to Deborah Kahane, currently married to Danielle Hirsch, and has four children, two with Kahane and two with Hirsch.
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Film Roles
- The Late Liz as Peter Addams
- The Daughters Of Joshua Cabe as Billy Jack (TV Movie)
- Doc Savage: The Man of Bronze as Indian Assassin (Uncredited Role)
- Carrie (1976) as Tommy Ross
- First Love (1977) as Elgin Smith
- Big Wednesday as Jack Barlow
- Butch And Sundance The Early Years as Sundance Kid
- Baby: Secret of the Lost Legend as George Loomis
- House as Roger Cobb
- House IV as Roger Cobb
- White Ghost as Steve Shepard
- Rising Storm 1989 as Elliott Kropfeld (uncredited)
- Wedding Band as Marshall Roman
- Naked Obsession as Franklyn Carlysle
- Last Call as Paul Avery
- Double X The Name Of The Game as Michael Cooper
- Distant Cousins as Richard Sullivan
- Cyborg 3 The Recycler as Decaf
- The Paper Boy as Brian
- Stranger By Night as Troy Rooney
- Tollbooth as Waggy
- Problem Child 3 Junior In Love as Ben Healy (TV Movie)
- Daddys Girl 1996 as Don Mitchell
- U Bejani as Father Bob
- Catch Me If You Can 1998 as Jean Benoit (TV Movie)
- Hyacinth as Andy Gillis
- Twin Falls Idaho as Surgeon
- Jawbreaker as Mr. Purr
- Clean And Narrow as George (also director and writer)
- Circuit as Gino
- Determination Of Death as John Logan
- Gentle Ben as Gittis Malone (TV Movie)
- Snake Island as Malcolm Page
- Treading Water as The Investor
- Descendant as Dr. Tom Murray (also writer)
- Rivers End as Ed Kennedy (also director)
- Gamers as Reese's Boss
- Backstage Pass 2006 as Kurt Wilson
- The Man from Earth as Art
- Bone Eater as Dr. Boombas (TV Movie)
- AVH: Alien vs. Hunter as Lee Cussler
- Big Game as Dave
- Beautiful Loser as Father Hume
- Deadland as Shiv
- Earthling as Ryan Donnelly
- Super as Sgt. Fitzgibbon
- Mirrors 2 as Jack Matheson
- Pure Country 2 The Gift as Winter
- The Encore Of Tony Duran as Art Smith
- Stok Stalk Stock as Conscience
- The Jonas Project as Dean Taylor
- Sparks as Matanza (also producer)
- Three Five Seven as Smalls
- Paranormal Movie as Houseguest Bill
- The Secret Lives Of Dorks as Mr. Thomas Gibson
- The Unwanted as Troy
- Subterranea as Mockenrue
- The Man from Earth: Holocene as Dr. Art Jenkins
- The Other Side of the Wind as Man in Bathroom Stall
- The Second as Sen. Bob Jeffers
- The Christmas High Note as Dr. Dennis Carter
- Overrun as Det. Ed Dobbs
- Pursuit as Taye Biggs
Television Roles
- Emergency! as Wally Lytton (1 episode)
- M*A*S*H as P.F.C. (1 episode)
- Kung Fu (1972) as Andy (1 episode)
- Police Woman as Martin Wadsworth (1 episode)
- Gunsmoke as Lonnie Weeks (1 episode)
- The Rookies as Jimmy Phillips (1 episode)
- Kojak as Carey Nysrom (1 episode)
- Ironside (1967) as Porter Yarborough/Jimmy (2 episodes)
- The Greatest American Hero as Ralph Hinkley/Ralph Hanley
- Our House 1986 as Ben Witherspoon (2 episodes)
- Alfred Hitchcock Presents as Dr. Burke (1 episode)
- Top Of The Hill as Thomas Bell Jr. (9 episodes)
- Sisters as Jeffrey Teller (2 episodes)
- Murder, She Wrote as Derek Hartman (1 episode)
- Burke's Law as Brian Cobham (1 episode)
- Diagnosis: Murder as Roland Spear (1 episode)
- Animaniacs as Dr. Roma (1 episode)
- Models Inc. as Paul Carson (1 episode)
- Batman: The Animated Series as Zowie (1 episode)
- 7th Heaven as Det. Will Grayson (1 episode)
- Viper as Arno Kraft (1 episode)
- Dead Man's Gun as Madison Butler (1 episode)
- Rough Riders 1997 as Edward Marshall
- Walker, Texas Ranger as Keith Portman (1 episode)
- The Net 1998 as Dr. Phillip Wayland (1 episode)
- The Hunger (1997) as James (1 episode)
- Dark Realm as Randolph Blair (1 episode)
- Justice League as Green Guardsman/Scott Mason (2 episodes)
- Son of the Beach as Congressman George Bukaki (1 episode)
- Andromeda as Eddie Aldrich (1 episode)
- JAG as James Merrick (2 episodes)
- Mystery Woman as Donald Fiske (1 episode)
- House as Walter (1 episode)
- Heroes as Jim McCann (1 episode)
- Batman: The Brave and the Bold as Hawkman (1 episode)
- NUMB3RS as Sven Regal (1 episode)
- House of Payne as Clive James (1 episode)
- See Ya as Mr. Rumson (1 episode)
- Crisis on Earth-X as Minister (1 episode)
- The Thundermans as Pop Pop/Sgt. Thunder (1 episode)
Video Game Roles
- Batman The Brave And The Bold as Hawkman
Writer
