Cast of A Guy Thing

Jason Lee plays Paul Morse, a man who becomes confused about love after a wild night leads to unexpected complications.

Selma Blair portrays Karen Cooper, the bride-to-be whose engagement leads to the comedic turmoil in Paul Morse's life.

Julia Stiles plays Becky Jackson, an attractive and free-spirited woman who complicates Paul’s romantic situation.

Shawn Hatosy takes on the role of Jim, a friend who adds to the comedic chaos surrounding Paul.

Lochlyn Munro plays Ray Donovan, a character who interacts with Paul amidst the confusion of his love life.

James Brolin portrays Ken Cooper, the father of the bride who navigates his own set of challenges.

Diana Scarwid plays Sandra Cooper, the mother of the bride, bringing her own viewpoints to the family dynamics.

David Koechner portrays Buck, a character who provides comedic relief and additional conflict in the story.

Julie Hagerty plays Dorothy, a character involved in the unfolding events of the wedding.

Thomas Lennon plays Pete, a friend who contributes to the comedic misadventures of the main character.

Larry Miller appears as Minister Ferris in an uncredited role, adding to the ceremony's humorous atmosphere.

Jackie Burroughs plays Aunt Budge, providing perspective on family relationships during the wedding events.