'Good Witch': Cassie and Sam Start Wedding Planning in Heartwarming Season 4 Trailer! (Exclusive)
Cassie tells her fiance, Sam, 'I'm going to love you as if each day was the only one we had,' in ET's exclusive look at the romantic season 4 teaser. 'Good Witch' returns to Hallmark on Sunday, April 29 at 9 p.m. ET/PT.