Stranger from Space

From Author Wars - https://authorwars.com/publications/stranger-from-space-211753.html

Overview:

Title: Stranger from Space
Author: Hazel Adair, Ronald Marriott
Year: 1953
Publisher: Weidenfeld & Nicolson
Price: 10/6
Pages: 191
Binding: Hardcover
Type: Novel
Title Reference: Stranger from Space
Notes:
- The credits list Antony Hart as "Illustrator". That this includes the cover is verified by his signature there.
- "This exciting story was the subject of a popular serial produced on the B.B.C. Children's." Thus this is a novelization. IMDB lists this as a 1951-53 series (i.e. 2 seasons).