Practical Effects
The Humanzee makeup is gloriously cheap and deeply upsetting.
Acting
Sean Gunn commits fully to grunting in a bodysuit.
Direction
Gunn's early-career 'I'll do literally anything' energy.

Director
James Gunn
Trivia, insights & behind the scenes
Made between Gunn's Troma years and his Hollywood breakthrough, this was essentially a favor for friends—shot in two days for pocket change.
Humanzee predates Rocket Raccoon by six years, proving Gunn's obsession with eloquent beasts runs deep.