Watch The Killing of a Sacred Deer (2017) HD Full Movie Free on SolarMovie. Watch The Killing of a Sacred Deer (2017) online free. Steven, a charismatic surgeon, is forced to make an unthinkable sacrifice after his life starts to f...Steven, a charismatic surgeon, is forced to make an unthinkable sacrifice after his life starts to fall apart, when the behavior of a teenage boy he has taken under his wing turns sinister.