David Strathairn
Edward R. Murrow
Patricia Clarkson
Shirley Wershba
George Clooney
Fred Friendly
Jeff Daniels
Sig Mickelson
Robert Downey Jr.
Joe Wershba
Frank Langella
William Paley
Robert John Burke
Charlie Mack
Tate Donovan
Jesse Zousmer
Tom McCarthy
Palmer Williams
Glenn Morshower
Colonel Anderson
Don Creech
Colonel Jenkins
David Paul Christian
CBS Lawyer #2
Bill Blair
TV Studio Crewman (uncredited)
Joseph Dowd
Reporter (uncredited)
Bruna Matsin
Sig Mickelson's Wife (uncredited)
Katharine Phillips Moser
Jesse's Wife (uncredited)
Alexana Thomas
Senator's Wife (uncredited)
Dave Thompson
News Photographer (uncredited)
Rochelle Warner
Speech Wife (uncredited)
Roy Cohn
Self (archive footage) (uncredited)
Dwight D. Eisenhower
Self (archive footage) (uncredited)
Robert F. Kennedy
Self (archive footage) (uncredited)
Liberace
Self (archive footage) (uncredited)
Joseph McCarthy
Self (archive footage) (uncredited)
John L. McClellan
Self (archive footage) (uncredited)
Milo Radulovich
Self (archive footage) (uncredited)
Joseph N. Welch
Self (archive footage) (uncredited)