[9][10] He was activated for the Saints' November 8 game against the Minnesota Vikings when linebacker Ray Hester and running back Arthur Green were injured and played mostly on special teams.
[17][18] In 1975, Weatherspoon signed with the Southern California Sun of the World Football League along with his brother Ed, a defensive back who had previously been with the Houston Oilers during the 1973 preseason.
[22] In the opening game against the Chicago Winds on August 2 he caught a 53-yard pass from Matthew Reed to set up the Vulcans' only touchdown in their victory.
[25] Ed remained with the Sun, where he intercepted two passes and returned two punts before being waived in September.
[28][29] In 2012, Weatherspoon joined a lawsuit against the National Football League alleging concussion-related injuries from playing.