 Eddie RedmayneTom Hayden | Tom Hayden |
 Sacha Baron CohenAbbie Hoffman | Abbie Hoffman |
 Mark RylanceWilliam Kunstler | William Kunstler |
 Joseph Gordon-LevittRichard Schultz | Richard Schultz |
 Frank LangellaJudge Julius Hoffman | Judge Julius Hoffman |
 Jeremy StrongJerry Rubin | Jerry Rubin |
 John Carroll LynchDavid Dellinger | David Dellinger |
 Yahya Abdul-Mateen IIBobby Seale | Bobby Seale |
 Alex SharpRennie Davis | Rennie Davis |
 Noah RobbinsLee Weiner | Lee Weiner |
 Danny FlahertyJohn Froines | John Froines |
 Ben ShenkmanLeonard Weinglass | Leonard Weinglass |
 Michael KeatonRamsey Clark | Ramsey Clark |
 Kelvin Harrison Jr.Fred Hampton | Fred Hampton |
 Caitlin FitzGeraldAgent Daphne O'Connor | Agent Daphne O'Connor |
 Alice KremelbergBernadine | Bernadine |
 J.C. MacKenzieThomas Foran | Thomas Foran |
 John DomanJohn Mitchell | John Mitchell |
 Wayne DuvallDetective Deluca | Detective Deluca |
 Damian YoungHoward Ackerman | Howard Ackerman |
 C.J. WilsonSergeant Scott Scibelli | Sergeant Scott Scibelli |
 Brady JennessDavid Dellinger's Son | David Dellinger's Son |
 Meghan RaffertyMrs. Dellinger | Mrs. Dellinger |
 Juliette AngeloJuror 6 | Juror 6 |
 Brendan BurkeBailiff | Bailiff |
 Tah von AllmenMrs. Winter | Mrs. Winter |
| AAlan MetoskieAllen Ginsberg | Allen Ginsberg |
| JJohn GawlikPoliceman That Arrests Jerry | Policeman That Arrests Jerry |
 Kevin O'DonnellBar Patron 1 | Bar Patron 1 |
 Gavin HaagBar Patron 2 | Bar Patron 2 |
