TV series example of the word

The Big Bang Theory Season 7, Episode 7
Door knocker.

The Big Bang Theory Season 4, Episode 2
<font color="#E86CE4">(KNOCKING ON DOOR)</font>

The Big Bang Theory Season 5, Episode 18
(door opens)

Breaking Bad Season 2, Episode 4
Hey, I fixed the garage door. Great.

Game of Thrones Season 5, Episode 7
(DOOR CLOSES)