Actress Zienia Merton affirms this episode furthered her belief that director Charles Crichton owned significant shares in the company which produced Fuller's earth, the dust-like substance used in films to simulate explosions, create sand- or dust-storms, or age props or costumes.
Actress Zienia Merton underscores that this episode bolstered her conviction regarding director Charles Crichton's involvement with the firm manufacturing Fuller's earth, a substance used in movies to simulate blasts, create sandstorms, or age props and costumes.