No animals were in the screenplay. The animals that appear in the film wouldn't move out of the shot when the location owner called them.
Actress Seregon O'Dassey appeared in Playboy.
Wild Bears forced production to abandon a location and find another one for the outdoor scenes with Bronson Pinchot.
5 different stunt/double actors played the Gorilla (while masked).
A freak snowstorm, 'Snowtober', dropped 30+ inches of snow over the last weekend of production. All of the films locations and housing for Cast/Crew lost power. Production was forced to relocate over 20 people in the Cast/Crew to the directors house, which survived the storm and had power.