The owner of the mansion was fastidious, and required the production crew to sweep, mop and wipe down every room every night after production.
One of the crew members accidentally walked into the wrong mansion coming back from an errand. She was held and questioned by local police officers until the producer and the first AD explained the error and promised to be responsible for the rest of the crew for the rest of the shoot.
Many cast and crew members reported Tony Todd's dressing room to be haunted.
The film was partly inspired by Writer/Director Lou Simon's fear of flying, which she developed after 9/11 and is so severe that she had to undergo exposure therapy.
Actress Aniela McGuinness under went a double mastectomy soon after filming Agoraphobia.