They released a version of "Unchained Melody", which stayed at number 1 for 7 weeks on the UK Chart, selling more than a million copies and becoming the best-selling single of 1995.

He appeared as D.S Eddie Hargreaves for six episodes of the British Academy Television Award (BAFTA) winning police drama, Between The Lines between 1992 and 1994.

[6] In 2007, Flynn having semi-retired from acting and moved to Pembrokeshire,[7] directed and starred in the low budget film Rude Tales.

In July 2010, after almost 10 years away from acting,[7] it was confirmed that Flynn would be playing the role of Bronn in the HBO television series Game of Thrones.

[12] In 2021, Flynn portrayed Neil Wallis specialist in crisis management in the BBC1 television drama film The Trick,[1] based on the true story around Climategate.

In 2022, he starred alongside Harrison Ford and Helen Mirren, where he played Scottish sheep farmer, Banner Creighton in Taylor Sheridan’s 1923 (TV series).

[18] In December 2018, Flynn joined the board of directors of VeganNation,[19] an Israeli-based vegan lifestyle project that aims to create an ‘international vegan economy based on a virtual currency, the VeganCoin.”[20] Having taken childhood holidays in Pembrokeshire, Wales with his family, as a then follower of Ratu Bagus, a form of meditation, Flynn and some friends moved to a Georgian house there in the late 1990s, where he still lived in 2014.