TV icon, 72, looks radically different 21 years after joining famous crime drama series
NCIS star Mark Harmon looks almost unrecognisable two decades after he first joined the crime drama series. First hitting screens in 2003, the military police TV series revolves around a fictional team of special agents from the Naval Criminal Investigative Service (NCIS). A spin-off from the series JAG, the long-running show has released 21 seasons…