Filmed in a small town in Connecticut known as Thompson. Which is located in the northeast corner of the state.
The paintings done by Alan Ladd's character were painted by Frank Stovall, as well as two of Carolyn Jones by Harold M. Kramer and others by Hilyard Brown.
The Hamilton's car is a 1953 Chevrolet Bel Air convertible.
Also filmed in Woodstock, CT at The Pink House. Woodstock, CT is also located in the Northeast corner of the state which is also known as The Quiet Corner.