Nicholas Mallett (6 May 1945 – 30 January 1997) was a British television director.

Mallett was a production unit manager on Blake's 7. As a director, he was responsible for three Doctor Who serials between 1986 and 1989: The Mysterious Planet starring Colin Baker, Paradise Towers and The Curse of Fenric (both starring Sylvester McCoy).

Mallett also directed episodes of Crossroads, Children's Ward and The Bill.