In 2014, Nicholas produced and starred in "Blockbuster", a musical. In 2015, he appeared as Judge Wargrave in "And Then There Were None". In the summer of 2015 he directed a new production of "Tommy" at Blackpool's Opera House. In June 2015 while touring in "And Then There Were None", Nicholas was cast as Gavin Sullivan on "EastEnders". He then starred as Scrooge in the Alan Menken musical, "A Christmas Carol". In 2016, he was cast as Neville Chamberlain in the film "Masaryk". He appeared as himself in 'The Real Marigold Hotel' shown on BBC One in March 2017. A further two episodes of ‘The Marigold On Tour’ November 2017.