The young actress Greta Thunberg's IMDB page lists her acting credits with contact details for her agent
Thanks to Beam Me Up for the tip!
Here's the actress Greta Thunberg's IMDB page
Here page has already been updated with her "personal quotes" from the UN.
And you can talk to her agent if you'd like to book her for acting work.
She already has a few acting credits under the belt - "work" like this.