Reginald "Reg" Dunlop is a fictional character from the 1977 film Slap Shot, portrayed by actor Paul Newman. He serves as the player-coach of the fictional Charlestown Chiefs, a struggling minor league ice hockey team. Reg is known for his tough demeanor and leadership skills, often using unconventional methods to motivate his players. In the film, Reg faces various challenges, including team rivalries and financial difficulties. His character embodies the spirit of resilience and determination, ultimately striving to turn the Chiefs into a competitive team while navigating the complexities of professional sports and personal relationships.