The Little Mermaid

The Little Mermaid was a film that Hebe Harrison saw when she was eight or nine years old. She shouted when the main character, Ariel, gave up her tail for legs. Her mother told her that she would not have any ice cream if she did not stop it. (AUDIO: The Rotting Deep)

The Twelfth Doctor once referred to the giant sea creature living in the River Thames in 1814 as, among other nicknames, "The Not-So-Little Mermaid". (TV: Thin Ice)

While in Blackwood Falls, Martha Jones saw a plastic ball emblazoned with images from The Little Mermaid on a house's front lawn. (PROSE: Forever Autumn)

Behind the scenes
The Little Mermaid was originally a fairytale written by Hans Christian Andersen, which has been adapted in various mediums. The DWU presently only attributes the story to a film, specifically the Disney animated film from 1989, in which the titular mermaid was called Ariel.

Connections
In terms of the Disney film, it had two direct-to-video sequels, both of which featured the voice of Tara Strong.

Noma Dumezweni played a role in the film's.