Trial
The Thunderbirds encounter an alien monolith near Neptune, who subjects them to a trial to determine the worth of the human race.
Player
Primary streaming server.
More from this season
S1 E1
Firefall
The Thunderbirds disobey orders and head out into space to aid a close friend who's trapped aboard the space station Rosinante with a critical reactor.
S1 E2
Computer Madness
The lunar colony Moonbase Omega is in peril when its computer goes berserk and imprisons all the residents.
S1 E3
One Of A Kind
A fire breaks out in the Rocky Mountains, endangering all wildlife there. To make matters worse, one of the Thunderbirds is having a breakdown from family troubles.
S1 E4
Snowbound
In the Alps, a monorail is trapped under an avalanche on the eve of a severe storm, and with air running out for the passengers the Thunderbirds must work fast.