We all have our darker side. We need it! It's half of what we are. It's not ugly. It's human. -Doctor McCoy
The nickname "Bones" is given to Doctor Lenard McCoy - Star Trek (Original Series).
McCoy was a Commander in the movies.
It was Dr. Leonard McCoy in the fifth Star Trek aka Star Trek V The Final Frontier. The exact quote was; "I seek proof." "Jim, you don't ask the Almighty for his ID!" "Then here is the proof you seek." ("God" hits Kirk with a bolt of lightning) - Kirk, McCoy, and "God"
The idea of that line was thought to have been originated by the actor Deforest Kelly who played Dr Leonard 'Bones' McCoy
Bones
Dr. McCoy's chronologically last appearance is in the pilot episode of Star Trek: The Next Generation, in which he's still alive at 137 (people live longer in the future, of course). If you're asking about the original actor, DeForest Kelley died on June 11, 1999.
The first doctor abord the USS Enterprise was called "Dr. Leonard H. McCoy" and was played by DeForest Kelly. By the way, his nickname was "Bones". :-)
doctor who
Nancy Crater's nickname for Dr. Leonard McCoy was "Plum".
In 'Star Trek: The Original Series' the USS Enterprise's physician is played by the late DeForest Kelley as 'Leonard H. "Bones" McCoy' .
DeForest Kelley played Dr. McCoy on ST:TOS.
That would Star Trek VI: The Undiscovered Country.