Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.
- See Johnson for other articles with titles that contain, either by relationship or by coincidence, this character's surname.
Ryan Johnson was a Human male on Earth. In 1974, he was the chief engineer for the Chrysalis Project's nuclear power plant. He was an older, lanky European. Gary Seven used Johnson's knowledge to destroy the facility. (TOS novel: The Rise and Fall of Khan Noonien Singh, Volume 1)