Air date: 1982-10-31

Runtime: 30 min

Major de Beaujolais leads a relief column to Fort Zinderneuf and encounters a baffling and macabre series of mysteries.

Air date: 1982-11-07

Runtime: 30 min

Lady Brandon has had a mysterious Indian visitor while Beau is hiding in a suit of armour, and John in a chest. When the visitor leaves, John is taken from his airless hiding-place, apparently lifeless.

Air date: 1982-11-14

Runtime: 30 min

The Blue Water has been stolen, and no one will confess to the theft. Beau has disappeared.

Air date: 1982-11-21

Runtime: 30 min

John has fled to the Foreign Legion in search of his missing brothers. He hears news of them at the Legion recruiting office in Paris and encounters the sinister friendly Boldini.

Air date: 1982-11-28

Runtime: 30 min

Reunited in the Legion, the Geste brothers have made two good friends, the Americans Hank and Buddy, and one dangerous enemy: the sadistic and tyrannical Sergent-Major Lejaune.

Air date: 1982-12-05

Runtime: 30 min

Sergeant-Major Lejaune now believes Beau is carrying a valuable jewel, and is determined to have it. A first attempt at theft is a failure. Then Lejaune announces that the squad is to be posted to Fort Zinderneuf where the Geste brothers will be in his power

Air date: 1982-12-12

Runtime: 30 min

Worn out by the strain of life at Fort Zinderneuf and by his struggle against alcoholism, Captain Renouf has committed suicide. Now Sgt-Major Lejaune is in sole command.

Air date: 1982-12-19

Runtime: 30 min

The mutiny at Fort Zinderneuf has been averted by an Arab attack. Hopelessly outnumbered, the Legionnaires fight and die bravely while Sergent-Major Lejaune makes his final attempt to steal Beau's jewel.