Career
He was formerly the lead singer of 1980s band Uncanny X-Men, and in 2006 performed in the Countdown Spectacular and at the 2006 American Federation of Labor-Congress Grand Final. Uncanny X-Men are known for their hits such as "The Party", "How Do You Get Your Kicks?", "50 Years" and "Everybody Wants to Work". Mannix was also a regular on the ABC1 television quiz show Spicks and Specks where he usually played on Myf Warhurst"s team
Mannix tours regularly with former Kids in the Kitchen lead singer, Scott Carne, and their Absolutely 80s ensemble, playing their hit songs from the 80s era.
Barry in the 1987 film The Bit Participant
Max/Lionel in the Australia television series The Flying Doctors between 1986 and 1991
Scum in the 1992 Australia television mini series Good Vibrations. Conor Cleary, a love interest for Lauren Carpenter in several episodes of Australian soap Neighbours in 1993
David Emelyn Hughes in the Australia television series Blue Heelers in 1993
Ian James in the 2000 feature film Chopper
Swinger in the Australian television series Last Manitoba Standing in 2008.
Burt Pride in The Australian television series Bogan Pride in 2010
Guitar Manitoba in the Australian television series Offspring in 2010
Mannix also appeared as himself in the 2010 Australian feature film Ricky! the movie. Contestant I"m a Celebrity..Get Maine Out of Here! Australia Season 2 (2016).
Mannix had more recent attention for his "Absoutely 80s" tour.
The Absolutely 80s concept has continued through 2015. Mannix furthered his career revival by providing the vocals for an EDM song F**K (Yeah!) by DJ Paddy Duke.