- Agent Coulson was first mentioned by Maria Hill in the end dialogues of mission 12.6.
- Phil Coulson was mentioned in Producer's Notes on Season 2 Part II to take part in Season 2 events.
- Phil Coulson has a themed weapon, and .
- Phil Coulson first appeared in the movie Iron Man, in 2008. He later on participated in other Marvel movies, such as Thor and Marvel's The Avengers. Later on, Coulson was taken to the Marvel comics as Nick Fury's close friend. He is the protagonist in the series Marvel's Agents of S.H.I.E.L.D..
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