On screen
Cast
17 credited performers
Christopher Godwin
Commander Malcolm Mattocks
Carmen du Sautoy
Dr Gentian Foster
Barrie Rutter
Technical Officer David Ackroyd
Bruce Boa
Colonel Beadle
Mary Healey
Valerie
Artwork unavailable
Terry Pearson
Technical Operator
Hilton McRae
Character not listed
Artwork unavailable
Ben Aris
Character not listed
Artwork unavailable
Michael Delorzo
Character not listed
Artwork unavailable
Julian Delorzo
Character not listed
Hugh Walters
Character not listed
Artwork unavailable
Diana Berriman
Character not listed
Pamela Miles
Character not listed
Artwork unavailable
Barry Lowe
Character not listed
Artwork unavailable
Lesley Saweard
Mrs Ackroyd
Artwork unavailable
Philip Elsmore
Newsreader
Jeffry Wickham
Rudi