An Atlantic man and woman was arrested Monday on Theft charges. The Police Dept. says 25-year old Brittany Sampson was taken into custody on a Cass County warrant for Theft in the 5th degree. Sampson was booked into the Cass County Jail. And, 31-year old Bryan Kirby, of Atlantic, was arrested for Theft in the 4th degree. He was also booked into the Cass County Jail.