2017 US issued double feature on blu-ray

Thunderbirds Are Go (1966) - When the launch of Zero-X - the first manned spacecraft bound for Mars - goes awry due to sabotage, International Rescue is requested to assist in the mission's second attempt.

Thunderbird 6 (1968) - Several members of the International Rescue team attend the maiden flight of Brains' revolutionary airship Skyship One, unaware that they have been lured into a deadly trap.

Out of print!

Disc is formatted for Zone A only

special features:

Thunderbirds Are Go:

Audio commentary by Sylvia Anderson & director David Lane

Audio Commentary by film historians Jeff Bond and Nick Redman

Featurettes: History And Appeal, Factory Of Dolls And Rockets, Epics In Miniature

and more

Thunderbird 6:

Audio commentary by Sylvia Anderson & director David Lane

Audio Commentary by filmmaker Greg Ford and cartoon writer William Hohauser

Featurettes: Lady Penelope, Building Better Puppets, Tiger Moth

and more

made in the US