Drew Barrymore is playing as a mermaid?

As of today, October 26, 2023, there is no official announcement of Drew Barrymore playing as a mermaid in any upcoming project.

It's always possible that she might take on such a role in the future, but there's no information currently available to suggest that's the case.

If you have a specific film or project in mind, you can try searching online for news or announcements about it.