Watch Humans Episode 1 HD Full Free on SolarMovie. Watch Humans tv series online free. In a parallel present where the latest must-have gadget for any busy family is a 'Synth'--a highly-d...In a parallel present where the latest must-have gadget for any busy family is a 'Synth'--a highly-developed robotic servant that's so similar to a real human--is transforming the way we live.