On 5 December 2013, it was announced that O'Reilly had been selected as one of the welterweight fighters representing Australia for The Ultimate Fighter Nations: Canada vs. Australia. The reality show was led by Patrick Côté and Kyle Noke and premiered in early 2014.Helwani, Ariel. "TUF Nations: Canada vs. Australia cast revealed", "mmafighting.com". 5 December 2013. Retrieved on 23 July 2014.
