Lieutenant Leslie was killed in the middle of season two — and then pops up in later episodes. Eddie Paskey’s explanation for that is unlikely.
Although thoroughly American in origin, the diversity and peaceful collaboration the show espoused is very Canadian in tone.
The Inside Star Trek newsletter is an invaluable source for Star Trek’s early voices. Issue 1 detailed William Shatner’s busy schedule, told us about searching through studio garbage and shared a made-up story about the Vulcan IDIC medallion.