Castaway on the Moon (2009)

After failing to kill himself by jumping off a bridge, the man is washed up on a deserted island in the middle of the river, but within view of the city's high-rises. He attempts to escape, but soon accepts his fate and the challenges in living on the island. A reclusive young woman, who takes close-up shots of the moon and has not left her apartment in years, spies him on the island and comes to think of him as her own alien.

Castaway on the Moon is a comedy movie featuring Jung Jae-young.

Castaway on the Moon is currently streaming for free (ad-supported) on Pluto TV, The Roku Channel and Tubi TV.