 On 29 September 2013, Morris played for Prime Minister's XIII against Papua New Guinea, playing on the wing in the 50–10 win at Kokopo.Morris was selected for the Australia Kangaroos 24-man squad for the 2013 World Cup.Morris played in 5 matches and scored 8 tries, which including scoring 4 tries against the USA Tomahawks in the Kangaroos' 62–0 win at Racecourse Ground in Wrexham, Wales, and 2 tries in the World Cup final against New Zealand.