Colour still of Avtar Singh Gida. Library shots of Foremark Reservoir in Derbyshire where he was last seen in January. Library shots of the Tiger Fish torpedo system which may use sonar equipment related to Mr Gida's research (MoD). Graphic map showing other cases which may be linked to Mr Gida's disappearance. Colour still of Vimal Dajibhai whose body was found beneath the Clifton Bridge in Bristol. Colour still of Ashrad Sharif who was found dead in a car in Bristol. Freeze frame of a burnt out car in which scientist David Sands died in Popham. Interview with Mr Gida's brother, Satnam Singh Gida who is hoping to get all the families of missing or dead scientists together to hire a private detective in the hope of solving the mystery thought to involve defence contracts.
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