What Happened To ‘America’s Most Wanted’ Host John Walsh? Does He Approve of Reboot? by 2Paragraphs in Culture | March 15, 2021 The iconic TV series America’s Most Wanted was its longest-running show ever in the history of FOX: it ran for 25 seasons. Since its original debut in 1996, the show has helped capture more than 1,186 criminals, including 17 on the FBI’s Ten Most Wanted list. It also has reunited 43 missing children with their families. The show is back on FOX and with a new host, former ABC News correspondent Elizabeth Vargas. America’s Most Wanted was hosted by John Walsh, a man who spent decades trying to find the kidnapper and killer of his 6-year-old son Adam, who was abducted from a shopping mall and found dead two weeks later in 1981.