[6] He played in the 2008 NRL Grand Final victory over the Melbourne Storm and was then named in the Australian squad for the 2008 Rugby League World Cup.

[11] For the 2010 ANZAC Test, Watmough was selected to play for Australia from the interchange bench in their victory against New Zealand.

Off-field, Manly coach Des Hasler enlisted the help of his 1987 and 1996 premiership coach, Rugby League Immortal and club legend Bob Fulton whose private talk with Watmough put the 27-year-old back on the straight and narrow while his on-field form for the second placed Manly club saw him return to the NSW Origin team for games 2 and 3 of the 2011 State of Origin series.

[12] However, before the end of the season, reports emerged of another off-field transgression, with Watmough accused of trashing a hotel room after a State of Origin victory.

[citation needed] It was also early into 2016 which saw the club entangled in salary-cap related controversy, and following a lengthy investigation, the NRL deemed Parramatta to be non-compliant with the salary cap - the club was docked 12 competition points, and ordered to become compliant to be able to play for competition points over the remainder of the season.

Watmough claimed that Cherry-Evans had turned into a "fuckwit" after the halfback's first season with the club in 2011, when they won the NRL premiership.