Dangerous Earth Main cast, played by Helen Czerski Episode 1x01: Avalanche (Nov 10, 2016) Episode 1x02: Volcano (Nov 17, 2016) Episode 1x03: Lightning (Nov 24, 2016) Episode 1x04: Aurora (Dec 1, 2016) Episode 1x05: Tornado (Dec 8, 2016) Episode 1x06: Iceberg (Dec 8, 2016)