Name	Known for
Jack Perkins Self - Host Self - Host See fewer	Sapporo 1972: XI Olympic Winter Games (1972)
Alexander Graham Bell Self (archive footage) Self (archive footage) See fewer	Selig-Tribune, No. 24 (1916)
Robert V. Bruce Self - Biographer of Alexander Graham Bell Self - Biographer of Alexander Graham Bell See fewer	Biography (1987)
Edwin S. Grosvenor Self - Great grandson of Alexander Graham Bell Self - Great grandson of Alexander Graham Bell See fewer	Alexander Graham Bell: The Sound and the Silence (1991)
Gilbert M. Grosvenor Self - Great grandson of Alexander Graham Bell Self - Great grandson of Alexander Graham Bell See fewer	Lions of the African Night (1987)
Helen Keller Self (archive footage) Self (archive footage) See fewer	Whirlpool (I) (2017)
Hugh Bell Muller Self - Great-grandson of Alexander Graham Bell Self - Great-grandson of Alexander Graham Bell See fewer	Biography (1987)
Judith Tulloch Self - Alexander Graham Bell Historian Self - Alexander Graham Bell Historian See fewer	Biography (1987)
Mark Twain Self (archive footage) Self (archive footage) See fewer	Big River
James Grosvenor Watson Self - Great-great-grandson of Alexander Graham Bell Self - Great-great-grandson of Alexander Graham Bell See fewer	Biography (1987)