His education was completed in both public schools and correspondence courses. When the family had finished their travels, they returned to Canada and set up a shop on Denman Island.
He is best known for roles such as Jonnie Goodboy Tyler in Battlefield Earth, Sergeant Michael Strank in Flags of Our Fathers, Dean Stanton in The Green Mile, Private Daniel Jackson in Saving Private Ryan, Roger Maris in 61*, and "Lucky" Ned Pepper in True Grit. When he was five years old, his family set sail in a homemade ship, navigating through the South Pacific islands for five years. Due to the lack of television as entertainment, the family created and performed sketches for each other.
Pepper is perhaps best known for his role as the sniper Private Daniel Jackson in Saving Private Ryan.
He portrayed prison guard Dean Stanton in The Green Mile, appeared as Frank Slaughtery in Spike Lee"s 25th Hour, as journalist Joseph L. Galloway in We Were Soldiers, his leading role in the film Battlefield Earth, his depiction of Roger Maris in Billy Crystal"s Home Box Office film 61*, as Dale Earnhardt in the Entertainment and Sports Programming Network produced film 3: The Dale Earnhardt Story, and as Dan Morris in the film Seven Pounds, with Will Smith. He recently had roles in Casino Jack and the Coen brothers" True Grit.
Pepper provided the voice for Alex Mercer, the protagonist of the video game Prototype and the voice for Corporal Dunn, a character in the video game Call of Duty: Modern Warfare 2. Pepper will star in psychological thriller Frost Road which is being directed by Call of Duty director Keith Arem.
He also appeared in Jagged Edge"s music video for "Goodbye".
In 2015, Pepper appeared in The Maze Runner sequel, Maze Runner: The Scorch Trials, as Vince, "a survivalist who is one of the last remaining soldiers of a legendary unit called the Right Arm". ing began at the end of October 2014, and the movie was released on September 18, 2015.
Married Cindy Pepper, November 1997. 1 child Annaliese.