1: Kevin Costner stuns audience at Cannes with shocking revelation about his new film, Horizon.

2: Costner reveals details about Horizon's groundbreaking special effects and thrilling storyline.

3: Don't miss out on what Costner has to say about the experience of filming Horizon.

4: Fans are buzzing about Costner's surprising confession about his role in Horizon.

5: Discover the jaw-dropping twist that Costner hints at in Horizon at Cannes.

6: Get the inside scoop on how Costner prepared for his role in the epic film, Horizon.

7: Find out why Horizon is set to be Costner's most unforgettable project yet.

8: Costner's emotional journey with Horizon is sure to captivate audiences worldwide.

9: Stay tuned for updates on Horizon's release date and where you can watch it.