Resident Alien - Seasons

Season 1

Syfy , 2021

A crash-landed alien takes on the identity of a small-town Colorado doctor and slowly begins to wrestle with the moral dilemma of his secret mission on Earth.

In season two, Harry is once again stranded on Earth where he must confront the consequences of having failed his people's mission to destroy the human race. On his new quest to protect the people of Earth, Harry struggles to hold on to his alien ide…

Season 3

Syfy , 2024

Extraterrestrial interloper Harry Vanderspeigle and General McCallister put aside their differences and work together in the face of a much greater existential threat - the impending invasion of the Greys.

Season 4

USA Network , 2025

The fourth season starts with Harry and his baby Bridget stuck in prison on the Grey Moonbase, while a shape-shifting Alien called a Mantid has taken over his body on Earth passing himself off as the real Harry Vanderspeigle. Harry manages to escape…