The Grierson Trust's British Documentary Awards have announced its 2005 winners. Most of the awards are given to TV documentaries, but the UK Film Council award for best international cinema documentary went to Nathaniel Kahn's My Architect.

Other winners were Kim Longinotto and Florence Ayisi's Sisters in Law for the Bmgzomba award for best documentary on a contemporary issue; Gerald Fox's South Bank Show - Robert Frank for best documentary on the arts; Laurence Rees, Detlef Siebert and Dominic Sutherland's Auschwitz: The Nazis & The 'Final Solution' for best historical documentary; Andrew Graham Brown's The Natural World: Mississippi - Tales of the Last River Rat for best documentary on science or the natural world; Oli Barry's Bye Bye Happiness for the Frontier Post award for most entertaining documentary; Robin Sheppard's Cherished for best drama documentary; and Darren Hercher's Send Me Somewhere Special for the Bloomberg award for best newcomer.

The Grierson Trust, which honours the late Scottish documentary film-maker John Grierson, gave its Trustees' award to Nick Fraser, editor of the BBC's documentary series Storyville.

The awards were given out Sunday at the Royal Institution in London; BBC Four will broadcast the ceremony tonight (November 29).