| Title | Notes |
|---|
| Alienology | In October 2012, it was reported that Carlos Saldanha, the director of the Ice Age and Rio films, was developing for 20th Century Fox and Blue Sky Studios an animated feature film based on Alienology: The Complete Book of Extraterrestrials . [4] In 2018, it was announced that Paramount Pictures will instead develop the live-action film franchise based on all 13 Ology books. [5] |
| Anubis | A film adaptation of The Anubis Tapestry book series. The film was originally scheduled for release on July 15, 2016, but was delayed to March 23, 2018, and later removed from the schedule. [6] [7] [8] [9] |
| Bolivar | In March 2012, Warner Bros. announced they had optioned Sean Rubin's upcoming graphic novel Bolivar for an intended animated feature film. Irish filmmaker Kealan O'Rourke has been attached to write and direct the project. Akiva Goldsman and Kerry Foster were to produce the film through their Weed Road company. [10] However, in April 2018, 20th Century Fox Animation announced they had acquired the rights to the book. [11] |
| Confessions of an Imaginary Friend | In May 2018, it was reported that Martino would direct the animated film adaptation of Michelle Cuevas' novel Confessions of an Imaginary Friend, for Blue Sky Studios with Tripper Clancy writing the script. [12] |
| Escape from Hat | A film adaptation of Adam Kline's children's book of the same name. The film was moved over to Netflix Animation one year into development. [13] [14] [15] |
| Foster | An animated fantasy musical. It would have been the studio's 15th feature film and the first to be co-directed by a woman (Karen Disher). The film was slated for a March 5, 2021 release, but was later removed from the film slate shortly after Disney's acquisition of Fox. [16] [17] [18] [19] |
| Frogkisser! | A live-action/animated musical film adaptation of the books of the same name by Garth Nix, which would have featured original songs by Benj Pasek and Justin Paul. [20] [21] |
| Horton Hatches the Egg | While making their version of Horton Hears a Who! , Fox and Blue Sky also secured the rights to Horton Hatches the Egg. [22] |
| The Iguana Brothers | A film adaptation of the Tony Johnson and Mark Teague children's book The Iguana Brothers: A Tale of Two Lizards. [23] |
| Left Tern | An animated film pitched by studio veteran H.B. "Buck" Lewis; was described as " Home Alone with Birds". [24] |
| Mutts | A film adaptation of the popular comic strip of the same name. |
| Santa Calls | One of the earliest films developed by the studio. Due to story and technical troubles, and disinterest from 20th Century Fox, the film was canceled and the team went to work on Ice Age instead. [25] [26] |
| Spore | A film adaptation of the popular Electronic Arts video game. [27] |
| The Wainscott Weasel | A film adaption of Tor Seidler's children's book The Wainscott Weasel. [28] |
