Charlize Theron's Mom Once Bought her Weed Theron revealed that she smoked weed for eight years She was promoting her new movie, "Gringo," Charlize Theron, to Jimmy Kimmel Charlize Theron, to Jimmy Kimmel Theron stopped for some time, but since both she and her mother, Gerda Maritz, have sleeping issues, they decided to try marijuana-laced edibles. Charlize Theron, to Jimmy Kimmel Charlize Theron, to Jimmy Kimmel "Gringo" opens in theaters this Friday, March 9.