Randall uncovers new truths about his past.

Cast: Milo Ventimiglia, Mandy Moore, Sterling K. Brown, Chrissy Metz, Justin Hartley, Susan Kelechi Watson, Chris Sullivan, Jon Huertas, Caitlin Thompson, Niles Fitch, Logan Shroyer, Hannah Zeile, Mackenzie Hancsicsak, Parker Bates, Lonnie Chavis