Which 1970s film, based on Erich von Däniken's book, proposed that ancient Earth was visited by aliens?

Which pink liquid used to treat upset stomachs takes part of its name from its key ingredient, a bismuth salt? Which film, based on a true story, is about the forming of a Jamaican bobsled team for the 1988 Winter Olympics? Which 1967 western based on an Elmore Leonard novel starred Paul Newman in Arizona around 1880? Which 1939 film, based on a Clifford Odets play, made William Holden a star? Which Mafia underboss became the government's star witness against John Gotti in 1992? Which 2002 film, based on Maori writer Witi Ihimaera's novel, follows a girl's dream of becoming chief of her tribe? In the 1990 U.S. census, which color was also the fifth most common last name? Which 1995 film inspired a TV series starring Annie Potts as an inner-city schoolteacher?