Was a successful hotel developer in the 1970s and early '80s.
Suffered a family tragedy in 1981 when his 6-year-old son Adam was abducted from a Florida shopping mall and was found murdered 16 days later. The case remained unsolved until December 16, 2008, when police named Ottis Toole---a convicted murderer who died in prison in 1996---as Adam's killer.
Was portrayed by Daniel J. Travanti in two made-for-TV movies that chronicled his son's abduction and his family's crusade for children's rights: Adam (1983) and Adam: His Song Continues (1986).
Cofounder of the National Center for Missing & Exploited Children, established in 1984.
Began hosting America's Most Wanted in 1988. The long-running reality series has been responsible for more than 1000 captures.
Named one of the 50 Most Beautiful People in the World by People magazine in 1996.
Featured in Outsiders: Wanted, the third volume of a DC Comics series of graphic novels.
Honored by the U.S. Marshals, the FBI and several U.S. presidents for his child-protection efforts, which resulted in the Adam Walsh Child Protection and Safety Act of 2006. The act was signed by President George W. Bush on the 25th anniversary of Adam's abduction.