Steven Mackintosh (born 30 April 1967) is an English actor and narrator. He is perhaps best known for his role as Andreas Tanis in the action horror films Underworld: Evolution (2006) and Underworld: Rise of the Lycans (2009).

Mackintosh received a British Academy Television Award nomination for his leading role in the BBC One television film Care (2000). His other notable roles were in the films Lock, Stock and Two Smoking Barrels (1998) and The Land Girls (1998), as well as the first series of Luther (2010).

Early life
Mackintosh was born in Cambridge, England, the son of Dorothy Parris and Malcolm Mackintosh. He attended Icknield Primary School in Sawston, Sawston Village College and Dramawise Theatre School. He made his stage debut aged 12 at the Bush Theatre, London and then landed the lead role in the National Theatre production of Brighton Beach Memoirs.