 inspired an episode of "The New Avengers" titled "Gnaws", written by ex-"Thunderbirds" writer Dennis Spooner.A businessman, Blackmer, visits the reclusive Dr Orchard, a scientist who lives in a dilapidated house on the Ambro River.From the local plant "Sidonicus americanus", Orchard has developed a food additive called "theramine" that increases the size of animals.