Watch The Old Man & the Gun (2018) HD Full Movie Free on SolarMovie. Watch The Old Man & the Gun (2018) online free. Based on the true story of Forrest Tucker and his audacious escape from San Quentin at the age of 70...Based on the true story of Forrest Tucker and his audacious escape from San Quentin at the age of 70 to an unprecedented string of heists that confounded authorities and enchanted the public.