Harry Chapin: When in Doubt, Do Something Online

Bill Ayres - Self (Co-founder of World Hunger Year), Jeannine Ayres - Self, Harry Belafonte - Self, Pat Benatar - Self, Yvonne Cable - Self (member of Harry's band) (archive footage) , Jimmy Carter - Self (President of the USA) (archive footage) , John Chancellor - Self (Newscaster) (archive footage) , Harry Chapin - Self (archive footage) , Jaime Chapin - Self (Harry's step-daughter), James Chapin - Self (Harry's brother) (archive footage) , Jason Chapin - Self (Harry's step-son), Jen Chapin - Self (Harry and Sandy's daughter), Jim Chapin - Self (Harry's father) (archive footage) , Jono Chapin - Self (Harry's step-son), Joshua Chapin - Self (Harry and Sandy's son)