Episodes
4x1Opening MovesOct 01, 1986
4x2Queen's GambitOct 22, 1986
4x3Enemies WithinOct 29, 1986
4x4Double JeopardyNov 05, 1986
4x5Hornet's NestNov 12, 1986
4x6UndercurrentsNov 19, 1986
4x7Forsaking All OthersNov 26, 1986- 4x8Pressure PointsDec 03, 1986
4x9Restless NightDec 10, 1986
4x10Shadow PlayDec 17, 1986
4x11PitfallsJan 07, 1987
4x12DiscoveriesJan 14, 1987
4x13Fast ForwardJan 21, 1987
4x14Controlling InterestsJan 28, 1987- 4x15Unfinished BusinessFeb 04, 1987
- 4x16Fatal AttractionFeb 11, 1987
4x17Class of '72Mar 04, 1987
4x18BarriersMar 11, 1987
4x19Glass PeopleMar 18, 1987
4x20Second ThoughtsMay 20, 1987
4x21Past TenseMay 27, 1987
4x22All the King's HorsesMay 27, 1987