Watch Sumatra's Last Tigers (1970) : Full Movie Online Free Sumatra, Indonesia has been hit by a wave of gruesome attacks on humans, 8 in three months, the culprit is the critically endangered Sumatran tiger. As its forest disappears it has no choice but to hunt the most abundant mammal left...man. With less than 400 wild Sumatran tigers left in the wild time is running out to save them. But hope for the species lies with a small group of dedicated individuals who are battling to find a solution to the tiger conflict problem before it's too late. In stunning HD we reveal the Sumatran tiger like never before and the humans who risk everything to save them.