Spaceman first class was a title held by Captain Proton.
When Tom Paris was identified as "Captain Proton" by Doctor Chaotica, Paris continued by further adding to the introduction: "Spaceman First Class, Protector of Earth, scourge of intergalactic evil, at your service." (VOY: "Night")
External link[]
- Spaceman first class at Memory Beta, the wiki for licensed Star Trek works