Van Ark has also performed in a variety of guest roles, including on episodes of Bonanza, Night Gallery, M*A*S*H, The Six Million Dollar Man, Petrocelli, Quincy, Kojak, Barnaby Jones, and Rhoda ...

“I am more closely connected with Michele [Lee] and Donna [Mills] than ever,” Joan Van Ark, 80, exclusively tells Closer. “The three of us have a sisterhood.

Ted Shackelford (left) and Joan Van Ark in 'Knots Landing Reunion: Together Again' in 2005. Her concerns, ultimately, were for naught. “As it turned out, he was brilliant,” she said.