He worked in a coaching role for the Asian Football Confederation, based in Kuala Lumpur, before spending his later life in Inanam of Sabah as a permanent resident.
[3] He featured in Tommy Docherty's re-built Chelsea side of the early 1960s as an attacking full-back, helping the club win promotion from the Second Division in 1962–63.
However, as the side began to challenge for honours Shellito suffered a serious knee injury and despite several attempted comebacks, was forced to retire prematurely.
[3] He managed to keep Chelsea in the First Division in 1977–78, but the highlight of his tenure was a shock 4–2 win over reigning European champions Liverpool in the FA Cup.
[2] In late 2018, Shellito was hospitalised at the Queen Elizabeth Hospital, Kota Kinabalu due to lung infection and kidney complications.