Dead Letter - S6-E6
Factual error: Unlike the Connie Kowalski character in this episode, real insurance investigators are not trained in arson investigation. Insurance investigators search for evidence of fraud relating to insurance claims. Arson investigators are professional firefighters who have had extensive additional training in arson investigation.

Visible crew/equipment: When Silvana demands to be in the ambulance, a set light is reflected on the door.

Continuity mistake: The helicopter takes off, but when Henry and Jessica walk away, it can still be seen on the ground.

Continuity mistake: Preston takes a cigarette to his mouth, but in the close-up, it vanishes. Seconds later, he picks up a cigarette again.
Audio problem: Throughout the episode, the footsteps on the rug-covered floors sound as if they were on hardwood.

Continuity mistake: When Ballinger's daughter is unpacking her groceries, she places a bunch of carrots and two styrofoam trays on the right side of the counter. When she unpacks the bread, the trays and carrots have suddenly shifted to the left, right next to the fridge. As she walks to the table, the shot is the first one with the food away from the fridge and the bread is gone.
Town Father - S6-E11
Visible crew/equipment: In almost every scene involving Dr. Seth, set lights are reflected in his glasses.
Town Father - S6-E11
Revealing mistake: When the two men knock on Jessica's door to inform her about the murder, the landscape behind them is a painted backdrop.
Town Father - S6-E11
Visible crew/equipment: When Horton lets Jessica and the sheriff into his house, a large set light is reflected in the glass panels of the door.
Visible crew/equipment: When Frank is put in jail and the camera moves around the iron bars, the camera's moving shadow can be faintly seen on the column.

Visible crew/equipment: When the episode ends and the sheriff laughs, a large lighting screen is reflected in his right lens.

Visible crew/equipment: When Marcia gets back into the car, a boom-mic operator is reflected in the door.
Visible crew/equipment: When the episode begins and Jessica recounts the story, several set lights are reflected on the coffee pot.
Continuity mistake: Kevin lifts a piece of banana bread to his mouth, but from the opposite angle, his hand is suddenly lowered. (00:13:17)

Visible crew/equipment: When Jessica and Seth are out in town searching for the kid, the film crew, equipment, lighting screens and even a C-stand are reflected all around them. (00:29:14)










Answer: In a flashback scene, it was shown that he had a violent temper, so it stands to reason that he finally killed her in a fit of rage.