Captains Courageous (1937)

Harvey Cheyne is a spoiled brat used to having his own way. When a prank goes wrong onboard an ocean liner Harvey ends up overboard and nearly drowns. Fortunately he's picked up by a fishing boat just heading out for the season. He tries to bribe the crew into returning early to collect a reward but none of them believe him. Stranded on the boat he must adapt to the ways of the fishermen and learn more about the real world.