Missing Parent Movies

A young woman discovers a hidden, locked door in her family home as she searches for her missing father.

Summoned to a mysterious meeting, Poppy, Vincent, Gaspard, and Adèle find themselves in front of a worn down bar, on the seaside, in Ostende....

The history of Platypus Duck, the oldest surviving mammal (And a mixed-up one at that...), and a quest of one such Platypus Duck and his kids to...

How do three brothers change when their parents inexplicably disappear?