[citation needed] Nixon's first television appearance was on popular children's game show Fun House presented by Pat Sharp.

Nixon and fellow contestant Rosie Feast didn't manage to answer the final question to win the grand prize.

He then formed a presentational double-act on the BAFTA winning CBBC show Level Up, with Mark Rhodes, from 3 April 2006 until 1 September 2006.

Sam returned to television at the beginning of the Easter holidays 2007 in a show called Do Something Different which he presents with Rhodes and Ayesha Asantewaa to attempt to get 1 million children to "try something new".

[4] In 2021, Nixon returned to perform at the Theatre Royal Wakefield in their version of Beauty and the Beast.