Magnum, p.i. (1983) – I Do? and Forty Years From Sand Island

  Thomas (Tom Selleck) goes undercover in a big way in I Do? which aired 17 February 1983, and was written by Rob Gilmer. Magnum pretends to marry Marsha Mackenzie (Katherine Cannon), to be able to investigate a family owned business. It seems someone in the company is stealing product and fencing it. Marsha and…