"How Now Sea Cow?" is the second segment of the twenty-seventh episode of The Emperor's New School.
- Candi Milo as Ms. Oopatral, Manatee Caretaker
- J.P. Manoux as Kuzco
- Kevin Michael Richardson as Kavo
- Justin Cowden as Guaca
- Jessica DiCicco as Malina
- Frank Welker as Doyle
- Patrick Warburton as Kronk