On the 'Grounded' podcast with cousin Louis Theroux, Justin Theroux acknowledges that after the film was acquired by Harvey Weinstein, he as the director lost control of the edit. Athough there were performances Theroux was proud of, he does not feel ownership of the theatrical release.
Mia Farrow and Bob Balaban were originally set to play the roles of Dianne Wiest and Tom Wilkinson's.
During his "confessional" moment when Henry lists several facts about himself, he mentions his towel that he can't get rid of because he "doesn't want to hurt its feelings."
Later when Henry opens his bag to look for the stone, the stone is shown lying on top of the towel.
Gay pornographic actor Erik Rhodes filmed a cameo role for the film but his scenes were ultimately edited out.