Mermaids is a 2022 American television series developed on Disney+. The series is created by Christina Hodson. The series premiered on August 2022.
- Kathryn Newton as Talia McCartney, a mermaid with an ability of infinite knowledge.
- Rowan Blanchard as Kira Foster, a mermaid with an ability of dreamt reality.
- Dianne Doan as Joanna Rose, a mermaid with an ability of telekinesis.
- Sarah Gilman as Lola Gardener, a mermaid with an ability of mind control.
- Erin Kellyman as Melissa Smith (Season 1-2), a rival to the group who was given an ability to control water.
- Maia Mitchell as Destiny Hartman (Season 1-2), Melissa's friend who was given an ability to create illusions.
- Tatiana Maslany as Ravenna/Ranna (Season 3-present), an evil and powerful enchantress with an ability of eclipse manipulation.
- Kristen Schaal as Esmerelda/Esme (Season 3-present), a friend to the group and an enchantress with an ability of lunar manipulation.
- G. Hannelius as Shelia McCartney (Season 3-present), Talia's younger sister and a mermaid with an ability of ocean manipulation.