Season 1 of Alex Rider premiered on June 4, 2020.

Everything changes when Alex Rider learns that his uncle Ian has actually been killed in the line of duty as a British spy. The normal teen is approached by the head of The Department and pressured to help investigate his uncle's death. Alex reluctantly assumes a new identity and goes undercover in a remote boarding school called Point Blanc.

Season 2 of Alex Rider premiered on December 3, 2021.

After the death of his uncle and a deadly mission to bring down Point Blanc, Alex Rider is eager to put the past behind him and rebuild his life. However, when a horrific attack on a friend's family draws him back into the world of spies, Alex must unravel a sinister political plot with global repercussions.

Season 3 of Alex Rider premiered on April 5, 2024.

Finally free of The Department, Alex embarks on a personal mission to destroy the elusive criminal network Scorpia once and for all. Little does he know, his ties to both organisations run deeper than he ever thought possible.