- “Wake up, my beauties. Rise and shine. It's a brand-new day, and the mortal world is at peace. But not for long. Just look at them. I pull one tiny thread, and their whole world unravels into chaos. Glorious chaos. And what could be more perfect than this? A noble prince, a priceless treasure, and a black-hearted thief. Oh, this is going to be fun. Cetus? You know what to do. Let the games begin.”
- ―Eris awakening Cetus and her other pets
Cetus is one of the secondary antagonists of the DreamWorks film Sinbad: Legends of the Seven Seas. He is one of Eris's pet monsters who followers her every command.