INSIDE THE ART, CRAFT AND BUSINESS OF WRITING for Film, TV, Books, Stage, Print or Digital Media (with Particular Attention to Comedy)
He points out that the sound of a gun going off – especially in a confined space like a room or hallway – is deafening. Why do you think anyone shooting at a firing range wears heavy-duty ear protectors? Even one gunshot would render anyone nearby deaf for many seconds, yet the Hollywood meme features people blasting away at each other, often at close range, with no apparent effect to their hearing. In fact, they often whisper to each other amid the gunplay.
This kind of unrealistic action undermines the credibility of the situation, the characters and, frankly, your credibility as a writer.
Remember, a lot of people who watch movies about action and cops actually shoot guns – and they know the difference.
Also, he adds: when an automatic weapon is out of ammo, the metal thing that holds a new batch of bullets is not a clip, it’s a ‘magazine’.