Jamie Chung auditioned for the role of Psylocke which went to Mei Melançon in X-Men: The Last Stand (2006) and Olivia Munn in X-Men: Apocalypse (2016).
In Episode 1, Eclipse's ringtone is the theme music to the animated X Men TV series.
Each episode in Season 1 has a capital X in its title and Season 2 has a capital M in its title.
In the comics Andreas and Andrea Von Strucker are the children of HYDRA Leader Baron Von Strucker who made an appearance in Captain America: The Winter Soldier (2014) and Avengers: Age of Ultron (2015).
Stephen Moyer, who plays Reed in this series, is married to Anna Paquin, who played Rogue in four X-Men films and Sookie Stackhouse in True Blood.