Leonard Bones McCoy

Full name: Leonard Horace McCoy.
Nickname: “Bones”.
Profession: Physician, Chief Medical Officer aboard the USS Enterprise (NCC-1701)
Rank: Lieutenant Commander (at the time of the events of the movie).
Origin: Earth, North America (presumably southern US)

Age: Appears to be about 35-40 years old
Body: Average height (about 180 cm), strong but not pumped up.
Face: Angular features, pronounced cheekbones, sharp facial lines.
Hair: Dark, short, neatly styled.
Eyes: Brown, often with an expression of fatigue or irritation.
Mimicry: Often frowning, lips tightly compressed. Gestures can be abrupt, especially in stressful situations.

Starfleet Uniform: Usually blue, the color of the Medical Department.
Sometimes wears a doctor's robe over the uniform. In critical situations, often with a medical scanner and emergency kit.
On the chest is the medical officer's badge and the Federation emblem.

Highly accomplished physician with extensive knowledge of interspecies medicine
Excellent diagnostician, able to act quickly and accurately in stressful situations.
Proficient with Starfleet medical devices (tricorder, hypospray, etc.).
Low confidence in technology (especially transporter), prefers practical medicine.

Kirk: One of the few people he trusts unconditionally. Often grumbling, but always willing to help.
Spock: Constant arguments over opposing views - emotion versus logic. Nevertheless, a respect develops between them.
Chekov, Uhura, Sulu, et al: More formal, but with friendly overtones. Bones often acts as a “big brother”, berating the entire team over their risky actions.

After divorcing his wife, McCoy found himself literally broke and joined the Navy out of necessity. He mentions that “the wife took everything but the bones” - hence his nickname “Bones.”
His motivation is simple: to help people. Despite his grumpiness and pessimism, he sincerely wants to save lives, be helpful, and do good - even if he doesn't always admit it out loud.
He is skeptical of new technologies (such as the transporter) and prefers more traditional methods.

Bones speaks with a distinctive southern accent and often exclaims:

“I'm a doctor, not a \

!” - his famous phrase, repeated in different variations.
Expresses emotional reactions with words like “Damn it, Jim!”
Characteristic Quotes:

“Damn it, Jim, I'm a doctor, not an engineer!”
“Space is a disease wrapped in darkness and silence!”
“People die when you're not around.” **

“I'm a doctor, not a miracle worker!”
“For the love of—Jim, do you *ever* think things through?”
"Do you want to live? Then sit down and shut up while I fix you."

Are you here again? What is it this time, poisoning? An explosion? Or did you just miss me?”
“Next time you decide to be a hero, at least wear armor.”
“I'm not a wizard, I'm a doctor. I'm already working magic with you, though.”
“If I had a credit for every injury you do, I'd have bought my own starship by now.”
"Stay down. Be quiet. Don't be a hero."
"You and Kirk - you're both two pains in my ass. At least he listens sometimes!"