This image released by IFC Films shows characters Grace, voiced by Sarah Snook, left, Percy, voiced by Dominique Pinon, center, and Gilbert, voiced by Kodi Smit-McPhee, in a scene from "Memoir of a Snail." (IFC Films via AP)

This image released by IFC Films shows the character Pinky, voiced by Jacki Weaver, in a scene from "Memoir of a Snail." (IFC Films via AP)

This image released by IFC Films shows the character Grace, voiced by Sarah Snook, in a scene from "Memoir of a Snail." (IFC Films via AP)

This image released by IFC Films shows poster art for "Memoir of a Snail." (IFC Films via AP)