Jackson will star in the Apple TV+ limited series The Last Days of Ptolemy Grey, about a 91-year-old man (Jackson) with dementia who’s given the opportunity to briefly regain his memories, then uses his fleeting lucidity to solve his nephew’s death and come to terms with his past. * Michaela Conlin ( Bones) has joined Season 2 of Apple TV+’s For All Mankind as Helena Webster, a former pilot-turned-astronaut, our sister site Deadline reports.