Watch Invasion (2021) Online Free

⭐ 7.1/10 · Sci-Fi & Fantasy, Drama · 3 seasons

Earth is visited by an alien species that threatens humanity's existence. Events unfold in real time through the eyes of five ordinary people across the globe as they struggle to make sense of the chaos unraveling around them.

Watching Invasion — FAQ

Is Invasion free on 123Movies?

Yes — free HD streaming, no account needed.

Do I need to sign up?

No. Pick a title and press play.

Multiple servers?

Yes — Server 1 and Server 2 buttons above the player give you two independent sources.

More shows like this

V (2009)

Falling Skies (2011)

War of the Worlds (2019)

Defiance (2013)

First Wave (1998)

Halo (2022)

Alien: Earth (2025)

The War Between the Land and the Sea (2025)