Davis Lynch was a high-rolling investor. He was played by Mark Harelik. Davis Lynch was introduced to the series when Joe was seeking investors. Typical to Joe's bad luck, Lynch was convinced by Roy that Aeromass was a better deal. To make matters worse, Lynch had also been enamored with Helen Chappel, and asked her out. While Joe and Helen had recently broken up, there were obvious signs that they had not moved on from each other, and Davis' relationship with Helen was a sore point for Joe. Davis would make multiple appearances throughout the fifth season, with it often being that his demanding work causing him to cancel dates with Helen. At one point when Helen is fed up with him, Davis surprises her by asking her to marry him. A cliffhanger from Season 5 shows how Joe and Helen are not