Watch The Stray (2017) HD Full Movie Free on SolarMovie. Watch The Stray (2017) online free. A young father takes his nine-year-old son, the family dog, and two of his son's friends backpacking...A young father takes his nine-year-old son, the family dog, and two of his son's friends backpacking in the mountains of Colorado only for all five of them to be struck by lightning.