The Day of the Triffids S1, E6

When a comet blinds nearly everyone in the world, a genetically-engineered species of plant takes over.

Cast:John Duttine , Emma Relph , Maurice Colbourne , Jonathan Newth , Gary Olsen , Perlita Neilson , Jenny Lipman , Desmond Adams , Elizabeth Chambers , Morris Barry , Bernie Searle , Bonita Beach , John Hollis , Cleo Sylvestre , John Benfield , David Swift , Robert Robinson , Chris Gannon