4x1 - Napoleon

September 16, 1982

4x2 - Home Free

September 23, 1982

4x3 - Back to Nature

September 30, 1982

4x4 - The Imaginative Invalid

October 7, 1982

A wealthy woman announces that she's leaving her money to her dog.

4x5 - Finders Keepers

October 14, 1982

4x6 - Happy Birthday Mom

October 21, 1982

Two brothers compete in a bike race to try to earn money for their mother's birthday.

4x7 - The Spirit of Thunder Rock (1)

October 28, 1982

A seismologist takes his family along on a field assignment, where they are threatened by impending earthquakes of which only the Hobo appears to be fully aware.

4x8 - The Spirit of Thunder Rock (2)

November 4, 1982

The quakes continue to imperil the now separated members of the family and an armed poacher who prefers his privacy only adds to the danger.

4x9 - The Spirit of Thunder Rock (3)

November 11, 1982

The biggest quake of them all strikes and causes a cave-in, trapping Marti with the poacher.

4x10 - Rabies

November 18, 1982

4x11 - Day For Night

November 25, 1982

4x12 - Trooper

December 2, 1982

4x13 - The Loneliest Day of the Week

January 27, 1983

4x14 - Double Vision

February 3, 1983

4x15 - Winner Take All

February 10, 1983

4x17 - The Five Labours of Hercules (1)

March 17, 1983

A boy with a leg injury has his heart set on buying a pure-bred dog, but needs to raise the money fast, so the Hobo helps him with a dog-sitting service. This episode was written by Charles Eisenmann, the owner and trainer of London and the other German Shepherds who portrayed Hobo.

4x18 - The Five Labours of Hercules (2)

March 24, 1983

The Hobo must escape from a dog catcher's van and round up several unruly dogs which quickly bring havoc to wherever they roam. This episode was written by Charles Eisenmann, the owner and trainer of London and the other German Shepherds who portrayed Hobo.