Episode 1
Episode: 4x01 | Airdate: Sep 29, 1979
Episode: 4x01 | Airdate: Sep 29, 1979
Episode: 4x02 | Airdate: Oct 6, 1979
Episode: 4x03 | Airdate: Oct 13, 1979
Episode: 4x04 | Airdate: Oct 20, 1979
Episode: 4x05 | Airdate: Oct 27, 1979
Episode: 4x06 | Airdate: Nov 3, 1979
Episode: 4x07 | Airdate: Nov 10, 1979
Episode: 4x08 | Airdate: Nov 17, 1979
Episode: 4x09 | Airdate: Nov 24, 1979
Episode: 4x10 | Airdate: Dec 1, 1979
Episode: 4x11 | Airdate: Dec 8, 1979
Episode: 4x12 | Airdate: Dec 15, 1979
Episode: 4x13 | Airdate: Dec 22, 1979
Episode: 4x14 | Airdate: Dec 29, 1979
Episode: 4x15 | Airdate: Jan 5, 1980
Episode: 4x16 | Airdate: Jan 12, 1980
Episode: 4x17 | Airdate: Jan 19, 1980
Episode: 4x18 | Airdate: Jan 26, 1980
Episode: 4x19 | Airdate: Feb 2, 1980
Episode: 4x20 | Airdate: Feb 9, 1980
Episode: 4x21 | Airdate: Feb 16, 1980
Episode: 4x22 | Airdate: Feb 23, 1980
Episode: 4x23 | Airdate: Mar 1, 1980
Episode: 4x24 | Airdate: Mar 8, 1980