Humans Main cast, played by Holly Earl Episode 3x01: Episode 1 (May 17, 2018) Episode 3x02: Episode 2 (May 24, 2018) Episode 3x03: Episode 3 (May 31, 2018) Episode 3x04: Episode 4 (Jun 7, 2018) Episode 3x05: Episode 5 (Jun 14, 2018) Episode 3x06: Episode 6 (Jun 21, 2018)