Watch The Alpinist (2021) HD Full Movie Free on SolarMovie. Watch The Alpinist (2021) online free. Marc-André Leclerc climbs alone, far from the limelight. The free-spirited 23-year-old makes some...Marc-André Leclerc climbs alone, far from the limelight. The free-spirited 23-year-old makes some of the boldest solo ascents in history. With no cameras and no margin for error, Leclerc's approach is the essence of solo adventure.