The Facts of Life alum Mindy Cohn has been diagnosed with an undisclosed form of cancer. "[I] have been off social media for awhile 'cuz I had to go kick cancer's ass," Cohn, 59, wrote via Instagram on Sunday, April 19, sharing a photo from her hospital bed. "I did so with the extraordinary help of Providence Saint John's hospital staff, especially my nurses Finja, Patty and Courtney and my hero, the phenomenal oncology surgeon @antonbilchik.