 He also appeared in the 1966 FA Cup Final for Sheffield Wednesday in a 3–2 defeat by Everton, and scored one of the "Owls"' goals.He also won five caps for Scotland and scored the third goal in Scotland's 3–2 win over World Cup holders England at Wembley in 1967.McCalliog was selected to play for Glasgow Schools, before signing as an amateur with Leeds United in May 1963.