James "Jim" Lahey, better known as Mr. Lahey, is a fictional character in the television series Trailer Park Boys Portrayed by John Dunsworth, he is the main antagonist of the series along with his on again/off again boyfriend Randy He was created by series creator Mike Clattenburg. After Dunsworth's death in October 2017, there was speculation that he would not appear in future Trailer Park Boys releases. He posthumously appears in the first two seasons of the animated series. John Dunsworth's daughter Sarah Dunsworth-Nickerson (who plays a character with the same first name), tweeted that her father's real voice was used in the animated series. Jim also appears in four films; one short, and three feature length. Before the show, he appeared in the short film Trailer Park Boys (1999). He appears in the feature-length films: Trailer Park Boys: The Movie (2006), Countdown to Liquor Day (2009), and Don't Legalize It (2014).
