2025Breakdown: 1975— Self - Pro-Busing Senator (archive footage)
2025Breakdown: 1975— Self (archive footage)
2023Commitment to Life— Self (archive)
2018RBG— Self (archive footage)
2018Fail State— Self (archive footage)
2014Nixon by Nixon: In His Own Words— Self (archive footage)
2013Anita— Self (archive footage)
2012Follow the Leader— Self
2012MLK: The Assassination Tapes— Self (archive Footage)
2012Ethel— Self (archive footage)
2010The Senators' Bargain— Himself
2009Convention— Self (archive footage)
2008Hype: The Obama Effect— Self (archive footage)
2007Mr. Conservative: Goldwater on Goldwater— Self
2007RFK Must Die: The Assassination of Bobby Kennedy— Self (archive footage)
200714 Women— Self (archive footage)
2006...So Goes the Nation— Self (archive footage)
2006Al Franken: God Spoke— Self (archive footage)
2006Bobby— Self (archive footage)
2005My Senator and Me: A Dog's-Eye View of Washington D.C.— Himself (Voice)
2004RFK— Self (archive footage)
2004Winning New Hampshire— Self
2004Rush to War— Self
1996Taking on the Kennedys— Self
1996John F. Kennedy: A Personal Story— Self (archive footage)
1992The Real Malcolm X
1986Evolving Concern: Protection for Human Subjects— Himself (stock footage)
1986The Belmont Report: Basic Ethical Principles and Their Application— Himself (stock footage)
1985Disasters of the Century— Self (archive footage)
1983Citizen: The Political Life of Allard K. Lowenstein— Self
1982Traveling Hopefully— Self
1979The War at Home— Self (archive footage)
1964Faces of November— Self (uncredited)
—Ted Kennedy Eulogy for RFK— Self
—Off Your Duff— Self
