The Little Mermaid A mermaid princess is willing to sacrifice anything for love. Details Casts Posters Title The Little Mermaid Release Date 1987-04-06 Runtime 00 Hours 47 Minutes Genres Romance Fantasy TV Movie Production Companies Platypus Productions, Gaylord Productions Production Countries United States of America Helen Mirren... Princess Emilia... Pam Dawber... Pearl... Treat Williams... Prince Andrew... Karen Black... Sea Witch... Brian Dennehy... King Neptune (Narrator) (... Original Size (500x763) Original Size (530x750) Original Size (531x797)