Watch Solitary (2020) HD Full Movie Free on solarmovie.do. Watch Solitary (2020) online free. 'Solitary' is a contained sci-fi film about a man who wakes up inside a room to discover he's a pris...'Solitary' is a contained sci-fi film about a man who wakes up inside a room to discover he's a prisoner sent into space to form Earth's first colony, and worse - his cell mate Alana is hell bent on destroying everything.