Lost in Space 3x3 The New Guy Season 3 Season 1 10 EpisodesSeason 2 10 EpisodesSeason 3 8 Episodes 3x1 - Three Little Birds 3x2 - Contact 3x3 - The New Guy 3x4 - Nothing Left Behind 3x5 - Stuck 3x6 - Final Transmission 3x7 - Contingencies on Contingencies 3x8 - Trust Scarecrow helps Maureen and John plot an engine heist. Judy returns to camp with new passengers. Will makes a startling discovery in the alien city.