'Riverdale' actor given life in prison for killing mother Sept 24, 2022 0:49:25 GMT CrepedCrusader likes this Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by politicidal on Sept 24, 2022 0:49:25 GMT The Leo Award-nominated Ryan Grantham turned himself into police soon after shooting his 64-year-old mother Barbara Waite in the back of the head on March 31, 2020, in the family’s Squamish home, just north of Vancouver.deadline.com/2022/09/riverdale-actor-murder-sentence-ryan-grantham-killed-mother-vancouver-1235125270/