Celfo Music Industries on Instagram: "When “The Dating Game” host Jim Lange introduced Rodney Alcala as Bachelor Number One, a successful photographer, he didn’t know that the man had already murdered at least five women and been charged with the attempted murder of a little girl. Alcala has since been convicted of killing seven women in the 1970s. He was charged with murder for the first time in 1979 for the death of 12-year-old Robin Samsoe, who disappeared in June that year on her way to a ba