: Marcel reveals he was separated from his large community during a "mysterious tragedy" involving the house’s former owners.

: A documentarian named Dean (played by the director) moves into the house and begins filming Marcel’s ingenious daily routines—like using honey on his shoes to walk on walls or a tennis ball as a "rover" to get around.

The film follows , an optimistic, one-inch-tall shell voiced by Jenny Slate , who lives in an Airbnb with his aging grandmother, Nana Connie (voiced by Isabella Rossellini ).

Released by , Marcel the Shell with Shoes On (2022) is a feature-length mockumentary that expands the beloved 2010s YouTube short series into a poignant, heartwarming story . Directed by Dean Fleischer Camp , the film blends stop-motion animation with live-action environments to tell a tiny story with vast emotional depth. Plot Overview