[2] As a singer, Shalloo released the album London Soul in 2011.
In 2010, he went on to play the role of Pete in the musical Departure Lounge, by Dougal Irvine, at the Waterloo East Theatre alongside Steven Webb, Chris Fountain, Verity Rushworth and Liam Tamne.
In 2011, he earned a role in The Kissing Dance,[4] with music by Howard Goodall.
[6] An album of 9 songs, it debuted on BBC Northamptonshire in May 2011, where Hamlet The Musical opened its tour.
[citation needed] In 2023, he appeared in a production of Assassins at the Chichester Festival Theatre as John Hinckley Jr.[7]