John Tams is an English actor, singer, songwriter, composer and musician born in Holbrook, Derbyshire, the son of a publican. He first worked as a reporter for the Ripley & Heanor News later working for BBC Radio Derby and BBC Radio Nottingham. Tams had an early part in The Rainbow (1988), and may be best known for playing a regular supporting role in the ITV drama series Sharpe, as rifleman Daniel Hagman. He also co-wrote the music for each film alongside Dominic Muldowney.

Sharpe is a British television drama series starring Sean Bean as Richard Sharpe, a fictional British soldier in the Napoleonic Wars, with Irish actor Daragh O'Malley playing his second in command, Patrick Harper. Sharpe and Harper are the heroes of the Sharpe series of novels by Bernard Cornwell; most, though not all, of the episodes are based on the books. Produced by Celtic Films and Picture Palace Films for the ITV network, the series was filmed mainly in Crimea, with recordings of other episodes in Turkey, England, Portugal and Spain. The two final episodes were filmed in Jaipur, India.