In 2023, Deegan announced that he had begun a new career in singing and music and he received lots of support from co-stars and fans.
[1] In 2021, Deegan took over the role of Liam Butcher from James Forde on the BBC soap opera EastEnders for 2 months.
[2] His storylines during his stint on the soap have included a feud with Tiffany Butcher (Maisie Smith) husband Keegan Baker (Zack Morris), accidentally abducting Frankie Lewis (Rose Ayling-Ellis) whilst trying to steal cars and sell them for Janine Butcher (Charlie Brooks).
[4][5] Deegan also revealed that he had took a career in music after he shared a video on Instagram of himself rapping, he wrote: "This is just the beginning, this one's for you pops, I told you I'll make it one way or another and I'm gonna do just that.
[4] Following a year after Deegan's short stint on EastEnders, he posted on his Instagram, and he wrote: "This time last year I was given the opportunity some kids would dream of growing up, I can't explain how grateful I am, I find my self day dreaming sometimes about memories on and off set when I was on EastEnders.