Before 'Star Trek,' Kelley was a frequent sight in small-screen Westerns, but his 'Gunsmoke' role struck an especially stark ...

Lengthy, trailblazing space exploration missions require medical officers who are as gruff and tough as the extreme environments they face — and the strange ailments they'll have to treat. One of the ...

Add Yahoo as a preferred source to see more of our stories on Google. "In the beginning, I was turned down for the part by the studio, but [series creator] Gene Roddenberry wanted me for the role," ...