Callahan Walsh is a child advocate for the National Center for Missing & Exploited Children (NCMEC) and co-host of In Pursuit with John Walsh on Investigation Discovery. At the National Center, Mr. Walsh works together with law enforcement, including USMS, to further NCMEC’s mission and to help change laws in favor of child victims. He is the son of John and Revé Walsh, who co-founded NCMEC in 1984 after the kidnapping and murder of their first son, Adam. In addition to co-hosting In Pursuit, Callahan can also regularly be seen on various media outlets such as Good Morning America, ABC, NBC, CNN, and HLN promoting NCMEC’s programs.

Prior to joining the National Center for Missing & Exploited Children, Mr. Walsh served as the Supervising Producer for America’s Most Wanted on FOX and helped co-create The Hunt with John Walsh on CNN/HLN. Following in his parent’s footsteps, Mr. Walsh has focused his energy on fighting crime, helping find missing children, reducing child sexual exploitation and preventing child victimization.