http://es.wikipedia.org/wiki/John_Hopkins_(writer)

Operación trueno, D.L. 1997---carátula (guión de Richard Maibaum y John Hopkins)

WWW Imdb, 01-08-2003---(John Hopkins; b. 1931, London, England (UK), d. 1998, Woodland Hills, California (USA); sometimes credited as, John R. Hopking; writer, director, producer)