Actor who starred in the original Stark Trek TV series, and later had a role on the TV series, Babylon 5.
He was the first original cast member of Star Trek to write an actual Star Trek story, and it was called The Infinite Vulcan.
Gene Roddenberry created the Star Trek TV series which he starred in.
He went to the Neighborhood Playhouse School of Theater with legendary actor, James Caan.
He married Judy Levitt in 1965, and the couple had two kids together, one of which tragically passed away in 2010.