Not known for his offensive ability, Regehr ended a 100-game goal scoring drought early in the season, finishing with four for the season. He set a career high with 18 points, and was a key player in the Flames improbable run to the 2004 Stanley Cup Finals facing top opposition players. He played the final two games of the Stanley Cup Final despite tearing ligaments in his foot in game five. His performance in the post season earned him the praise of his opponents.