Richard Feynman

Self (archive footage)

Joan Feynman

Self - Sister

Freeman Dyson

Self (archive footage)

Sean Carroll

Self - Theoretical Physicist, CALTECH

Leonard Mlodinow

Self - Author of 'Feynman's Rainbow'

Carl Feynman

Self - Son

Michelle Feynman

Self - Daughter

Richard Davies

Self - Physicist and friend

Marcus Chown

Self - Author and former Feynman student