Bryan Cranston
Lyndon B. Johnson

Anthony Mackie
Martin Luther King, Jr.

Melissa Leo
Lady Bird Johnson

Frank Langella
Sen. Richard Russell

Bradley Whitford
Hubert Humphrey

Stephen Root
J. Edgar Hoover

Todd Weeks
Walter Jenkins

Ray Wise
Senator Everett Dirksen

Ken Jenkins
Howard W. Smith

Dohn Norwood
Ralph Abernathy

Mo McRae
Stokely Carmichael

Marque Richardson
Bob Moses

Aisha Hinds
Fannie Lou Hamer

Joe Morton
Roy Wilkins

Eric Pumphrey
David Dennis

Tim True
Deke Deloach

Bo Foxworth
Robert McNamara

Jeff Doucette
Senator Eastland

Hilary Ward
Coretta King

Spencer Garrett
Walter Reuther

Randy Oglesby
Senator Strom Thurmond

Ned Van Zandt
Senator Fulbright

Joe O'Connor
Senator Byrd

Bruce Nozick
Stanley Levison

Samantha Bogach
Luci Johnson

Hal Landon Jr.
Speaker John McCormack

Dan Desmond
Rep. Bill McCullough

Stoney Westmoreland
Rep. James Corman

Matthew Glave
Governor Sanders

Toby Huss
Governor Johnson

Corby Sullivan
Deputy Price

Regi Davis
Aaron Henry

Gregory Marcel
Edwin King

Zachary Barton
JFK's Secretary

Kevin Brief
New Orleans Announcer

Talia Toms
MLK's Girlfriend

Dale E. Turner
Choir Director

Thomas Lumberg Jr.
Secret Service Agent

Keith Barber
Older Man

Ethan Phillips
Joe Alsop