The Doombolt Chase - The Complete Series DVD

All six episodes of the 1970s teen adventure series.
When Commander David Wheeler (Donald Burton) is arrested for a seemingly motiveless attack on a mysterious vessel, his son Richard (Andrew Ashby), along with friends Lucy (Shelley Crowhurst) and Peter (Richard Willis), embarks on a search for the top-secret information that might clear his name.
Along the way the three pals become entangled in an intrigue of codes, espionage and a fearsome new weapon under the sea.
Episodes are: 'Court of Shame', 'Escape to Danger', 'Death Beacon', 'Alarm at Gareth's Peak', 'The Devil's Jaws' and 'Assault On Cragfest'.