Leon Russom is an American actor who appeared in numerous television series, particularly soap operas. He portrayed Admiral Toddman and the Starfleet Commander-in-Chief in Star Trek VI: The Undiscovered Country. In his later years, he has appeared in shows such as Bones, Jericho, Prison Break, and Cold Case. Russom worked with the Coen brothers twice, playing smaller parts in The Big Lebowski (1998) and True Grit (2010).

True Grit is a 2010 American Western film directed, written, produced, and edited by Joel Coen and Ethan Coen. It is an adaptation of Charles Portis' 1968 novel of the same name, starring Jeff Bridges as Deputy U.S. Marshal Reuben J. "Rooster" Cogburn and Hailee Steinfeld as Mattie Ross. The film also stars Matt Damon, Josh Brolin, and Barry Pepper. A previous film adaptation in 1969 starred John Wayne, Kim Darby, and Glen Campbell.