Dancing with the Stars returned for a fourth series which began on 5 January 2020 on RTÉ One. Nicky Byrne and Jennifer Zamparelli returned as hosts for a fourth and second series, respectively. The spinoff show Can't Stop Dancing did not return. Brian Redmond, Loraine Barry and Julian Benson returned as judges. In November 2019 it was confirmed the professional dancers, Curtis Pritchard, Ksenia Zsikhotska, Valeria Milova and Vitali Kozmin would not be returning for this series. They were replaced by Laura Nolan, Kylee Vincent, Pasquale La Rocca and Stephen Vincent.