In the 1972 film musical "1776", Ken Howard played which writer of the Declaration of Independence?

In which 1972 biopic did Diana Ross play jazz singer Billie Holiday? Which 1972 film ends with the Emcee singing "Here life is beautiful, the girls are beautiful, even the orchestra is bea… In which 1972 film does a mob boss say "I'm gonna make him an offer he can't refuse"? Who played Kay Adams, later Kay Corleone, in all three "Godfather" films? Loretta Swit played Major Margaret "Hot Lips" Houlihan on which TV series that began in 1972? Which country won Olympic men's basketball gold in 1972 in a disputed final against the U.S.? Complete the title of Robert C. O'Brien's 1972 Newbery winner: "Mrs. Frisby and the Rats of ___". Which 1972 Richard Adams novel follows a band of rabbits searching for a safe new home?