John Sweeney

Veteran war reporter John Sweeney and Byline TV filmmaker Caolan Robertson hit the road with war photographer Paul Conroy and journalist Zarina Zabrisky to gather compelling evidence for the use of illegal weapons and the torture of civilians in Ukraine, as well as examining the reality of life and conditions faced by ordinary people on Ukraine's eastern front.

When their seemingly fearless leader self-destructs, a team of troubled superheroes must confront festering evil in the world — and in themselves.

The Secrets of Scientology is a documentary which was broadcast on 28 September 2010 as part of the BBC's Panorama documentary strand. Presented by John Sweeney it is a follow-up of his 2007 investigation into the Church of Scientology and features interviews with former high-ranking members of the organisation.