He is known for his portrayal of John Rowland on Desperate Housewives. Metcalfe has also had notable roles on Passions and played the title role in John Tucker Must Die. He starred as Christopher Ewing in the TNT continuation of Dallas, based on the 1978 series of the same name. From 2016 to 2021, Metcalfe starred as Trace Riley in Hallmark Channel's hit series Chesapeake Shores.