Watch Sadisflix. When ladies' man David Mitchell (Paul Campbell) gives his lonely grandfather, Joe (Andy Griffith), some pointers on dating, Joe becomes a big hit with the women in his retirement community. But David strikes out with his own tricks when he tries to woo a girl named Julie (Marla Sokoloff). Now it's up to Joe to teach his grandson how to win at love without playing games. Doris Roberts and Liz Sheridan co-star in this award-winning comedy.