To some extent. The movie takes inspiration from true events but might have some fictional elements added for dramatic effect and to make the story more engaging for the audience.
The lighthouse in the 'Lighthouse of the Orcas' might be significant as it could serve as a guiding point. It might be a symbol of hope for the characters in the story. Just like lighthouses in real life guide ships at sea, in the story it could be guiding the orcas or the people associated with them in some way.
The 'the lighthouse true story' is often based on real - life lighthouse keepers and their experiences. It could involve their isolation, the harsh living conditions, and the important role they played in guiding ships at sea.
Well, without more context, it's hard to be specific. But often a 'lighthouse true story' could be a historical account. For example, there could be a story about a lighthouse that played a crucial role in a war, guiding ships with important supplies or troops. Or perhaps it's a story about the mystery and isolation that the lighthouse keepers endured, and some strange happenings around the lighthouse.