It is the same policy that has caused a large number of episodes of Doctor Who and various other classic TV shows to be lost.
Mark Gatiss and Adrian Scarborough in "The Road" by Nigel Kneale, adapted by Toby Hadoke, BBC
The Legacy of Nigel Kneale: Why are we talking about a lost 45-minute one-off play, you[...]
Adrian Scarborough Archives
Deducing that his father's disappearance is somehow connected to the secretive, reclusive fairy world, cunning Artemis concocts a dangerous plan—so dangerous that he ultimately finds himself in a perilous war of wits with the all-powerful fairies.
Artemis Fowl also stars Tamara Smart, Nonso Anozie, Josh McGuire, Nikesh Patel, Adrian Scarborough, Miranda Raison, Colin Farrell, and Judi[...]
"A British newscaster moves to Los Angeles with his alcoholic manservant and the baggage of several failed marriages to host a sanctimonious talk show." And casting Patrick Stewart and Adrian Scarborough was brilliant But Starz has pulled the plug on the series created by Seth McFarlane and Jonathan Ames after just two seasons The series[...]