Episode Title:
The Lost Starfighter.
Episode Description:
By a trillion to one chance, the Paradox discovers Roger’s old Starfighter, the Firefly, adrift in space. Isambard goes aboard to affect repairs, but it's the inexperienced Sproggle who ends up in the cockpit of the Starfighter when Dr. Agon’s Mammoth Machine closes in on the Paradox!