Watch Calm with Horses (2019) HD Full Movie Free on SolarMovie. Watch Calm with Horses (2019) online free. Douglas 'Arm' Armstrong has become the feared enforcer for the drug-dealing Devers family, whilst al...Douglas 'Arm' Armstrong has become the feared enforcer for the drug-dealing Devers family, whilst also trying to be a good father. Torn between these two families, Arm's loyalties are tested when he is asked to kill for the first time.