Plot: Another behind-the-scenes glimpse into the production of 'Nebula-75' – a new puppet lockdown drama made entirely during confinement in 2020 using only existing puppets and materials. This look into the team's third episode shows how the series – which follows in the tradition of 'Thunderbirds', 'Stingray' and 'Fireball XL5' – is Filmed in Supermarionation, SuperIsolation and Lo-Budget!