Exclusive: Meredith Baxter to Guest-Star on Switched at Birth

Meredith Baxter Meredith Baxter will guest-star on ABC Family's Switched at Birth, TVGuide.com has learned exclusively. Baxter may have Bonnie Tamblyn Dixon, mother to Jum Thompson's character Kathryn and biological grandmother to Daphne (Katie LeClerc). Sparks fly and tension arrisses when she arrives for just about any family visit. ABC Family sets return dates for Pretty Little Liars, Lounging Game plus much more The guest place also marks a reunion between a few Michael J. Fox's imaginary moms Baxter was his mother on Family Ties while Thompson carried out his mother with the spine for the Future. Baxter look in one episode when the show returns Tuesday, Jan. 3 at 8/7c.