Hall of Fame Professional Hockey Executive, Professional Hockey Player, Coach. As general manager of the Philadelphia Flyers, he played a significant role in the assembly of the team known as "The Broad Street Bullies". The franchise achieved three consecutive trips to the Stanley Cup Finals (1974 to 1976) which included two Stanley Cup championships (1974 and 1975). Allen's lengthy association with hockey began as a player with the Washington Eagles of the Eastern Hockey League in 1941 and following a season with the Buffalo Bisons of the American Hockey League, he served with the Royal Canadian Navy during World War II. He marked his debut in the National Hockey League at the defense position with the Detroit Red Wings during the 1953-1954 season and experienced a Stanley Cup championship that year. Additionally, he achieved all-star status in 1954. Allen played parts of two seasons (1954 to 1955) and totaled 28 games with the Red Wings. For the next nine years (1956 to 1965), Allen served as a head coach in the Western Hockey League including seven highly-successful seasons (1958 to 1965) at the helm with the Seattle Totems. After Philadelphia was awarded a franchise in 1966, Allen was tapped to become the first head coach of the Flyers and during his two-year tenure (1967 to 1969), he guided the team to two consecutive playoff berths. He was elevated to general manager in 1969 and over the next four years, he built what became one of the most memorable and feared teams in NHL history. The bevy of star players included Bob Clarke, Bill Barber, Rick MacLeish and Reggie Leach, with goaltender Bernie Parent followed by their punishing, physical defense which consisted of Dave "The Hammer" Schultz and veteran Ed Van Impe, coached by Fred Shero. In addition, Allen was a founder of the Maine Mariners of the American Hockey League. He was recipient of the Lester Patrick Trophy for his contributions to the sport in 1988 and was inducted into the Hockey Hall of Fame as a Builder in 1992. At the time of his death, Allen was serving as a senior vice president of the Philadelphia Flyers giving him 73-years of association with the sport. He died of complications from dementia.