[2] The ending theme for the Japanese release was contributed by Kiroro, and was a newly rerecorded "Mother Earth version" of their song "Best Friend".

[4] Following Peterson's exit, due to story problems, and Sohn being announced as the project's sole director, Mychael Danna was set to score music for the film.

It’s a big, long overblown flute that we found effectively dark and evocative in representing Arlo’s frame of mind in these fearful moments.

According to Mychael, "When he’s born, it’s delicate, plucked on a single instrument [...] As he encounters fear, loss and then confidence – that theme evolves and develops, and is ultimately played by a full orchestra as he gallops with joy across the mountaintops.

[6] In a video interview hosted by Jon Burlingame for Soundworks Collection, Mychael said that "You can feel the creativity oozing out of the walls in that place.

"[9] James Southall of Movie Wave, reviewed "There’s more action material, some of it with a darker flavour, and while it’s competently done it is a bit on the generic side and doesn’t stick around in the memory at all.

This mixes not entirely seamlessly with some comic material which is – except when returning to the delightful style of the early tracks – frankly a bit irritating [...] The Good Dinosaur has a number of moments of great quality but is an unusually uneven listening experience as an album which makes it a bit less than the sum of its parts.