Badlands was about a teenage serial killer who murdered how many people?
Charles Starkweather Charles Raymond "Charlie" Starkweather (November 24, 1938 – June 25, 1959) was an American teenaged spree killer who murdered eleven people in the states of Nebraska and Wyoming in a two-month murder spree between December 1957 and January 1958. All but one of Starkweather's victims were killed between January 21 and January 29, 1958, the date of his arrest. During the murders committed in 1958, Starkweather was accompanied by his 14-year-old girlfriend, Caril Ann Fugate.
Peter Manuel Peter Thomas Anthony Manuel (13 March 1927 – 11 July 1958) was an American-Scottish serial killer who was convicted of murdering a total of seven people across Lanarkshire and southern Scotland between 1956 and his arrest in January 1958, and is believed to have murdered two more, nine in all. Prior to his arrest, the media nicknamed the unidentified killer "the Beast of Birkenshaw". Manuel was hanged at Glasgow's Barlinnie Prison; he was one of the last prisoners to die on the Barlinnie gallows.