James Earl Jones
— Biographical Narration (voice)
Ossie Davis
— Eulogy (voice)
Malcolm X
— Self (archive footage)
Mohamed Ali
— Self (archive footage)
Leon Ameer
— Self (archive footage)
Vida Blue
— Self (archive footage)
H. Rap Brown
— Self (archive footage) (as Rap Brown)
John Ali
— Self (archive footage)
Kwame Ture
— Self (archive footage)
John Carlos
— Self (archive footage)
Eldridge Cleaver
— Self (archive footage)
Ella Collins
— Self - Remarks After Death of Malcolm X (archive footage)
Angela Davis
— Self (archive footage)
Lee Evans
— Self - 1968 Olympics (archive footage) (as L. Evans)
Charles Evers
— Self (archive footage)
James Farmer
— Self - Remarks After Death of Malcolm X (archive footage)
Louis Farrakhan
— Self (archive footage) (as Minister Farrakhan)
Ronald Freeman
— Self - 1968 Olympics (archive footage) (as R. Freeman)