What actors and actresses appeared in Dolphins - 2007?

There seems to be a misunderstanding. There is no movie or TV show called "Dolphins - 2007." It's possible you are thinking of a different title or have the year incorrect.

Perhaps you are thinking of one of these:

* "The Dolphin" (2007) - This is a documentary about a dolphin that was abandoned by its pod and was rescued by humans.

* "Ocean's Thirteen" (2007) - This movie features a scene with dolphins.

* "The Last Mimzy" (2007) - This fantasy movie features a dolphin named "Mimi" that plays a role in the story.

To get a more accurate response, could you please provide more details about the film you are looking for?