Bellett spent time as a youngster with Grays Athletic, Arsenal, Chelmsford City and Barking and was called up for the England Youth side.
[1] He signed professional forms with Chelsea in September 1954 after impressing on trial,[1] making his Football League First Division debut in February 1956 in a 2–2 draw with Manchester City.
[1] He will also be remembered as being in the iconic Tom Finney splash photograph with his appearance in it almost being completely obscured.
Although Bellett briefly dropped out of professional football when he returned to Chelmsford,[1] he was to quickly be back in the Football League with fairly short spells at Leyton Orient, Chester, Wrexham and Tranmere Rovers.
[1] In 1964 Bellett dropped back into non-League football with Gravesend & Northfleet, later going on to enjoy a long playing and coaching stint with Canvey Island.