Woody Harrelson E. Howard Hunt Justin Theroux G. Gordon Liddy Lena Headey Dorothy Hunt Domhnall Gleeson John Dean Ike Barinholtz Jeb Magruder Kiernan Shipka Kevan Hunt Kathleen Turner Dita Beard Yul Vazquez Bernard 'Macho' Barker David Krumholtz William O. Bittman Rich Sommer Egil 'Bud' Krogh Kim Coates Frank Sturgis Liam James Saint John Hunt