Theresa Rideout, 36, vanished with her dog, River, on September 2, 1994. Just over a week later, her boyfriend, Jack Barnett, checked into a motel and took his own life. Did Jack hold the key to her disappearance? With no body and no crime scene, the mystery of what happened to Theresa remains unsolved to this day. https://www.rivercitymystery.com/3 Join the River City Mystery Discord channel to meet others from the tri-state area who are into true crime and the paranormal.  https://www.rivercitymystery.com/discord ----more---- ISP: Teresa Rideout 09/11/1994 (in.gov) These are the only 2 photos I could find of Theresa. The black and white image is a high school yearbook photo. The image on the left was posted on one of her relative’s Ancestry.com accounts. Theresa A. Rideout – Death Certificate (PDF) Evansville Courier & Press article – 9/14/1994 (PDF) Evansville Courier & Press article – 9/15/1994 (PDF) Evansville Courier & Press article – 12/29/1994 (PDF) Jack W. Barnett – Death Certificate (PDF)