A story about spies and scientists. A boy is abandoned in Leo's jungle when his grandfather is kidnapped.
EP2 The Map of DangerOct 12, 1966
Leo gets the animals to report the dangers they encounter so that others may learn to avoid them.
EP3 The Blue LionOct 19, 1966
Leo learns the reason a blue lion is so antagonistic.
EP4 The Last Hunt of the Ahabi PeopleOct 26, 1966
A hunt for Leo results in him being temporarily blinded.
EP5 Leo Becomes a FatherNov 02, 1966
Rune and Rukio are born to Leo and Lea. The best episode so far, as Leo decides that Rune needs some help to be up to the life that awaits him.
EP6 The Mighty GorillaNov 09, 1966
A peaceful band of gorillas, dependent on a giant for their safety, seek a new home.
EP7 The Golden BowNov 16, 1966
Two people, a father and son, are the last survivors of their tribe. Because they possess a golden bow, they are pursued throughout Africa.
EP8 The Case of The Moonlight StoneNov 23, 1966
The powerful moonstones are the quest in this spoof of James Bond movies.
EP9 The FalconsNov 30, 1966
A threatening flock of falcons invades Leo's jungle.
EP10 Rick the LyconDec 07, 1966
An enemy of Leo's befriends Rune and Rukio.
EP11 Panja's HideDec 14, 1966
Rune thinks he is protecting it when he places Panja's hide in a tree. It is spotted by men in a helicopter who take it to a city. The white lion skin is swapped about through lies and corruption while Leo and Rune try to get it back.
EP12 The PoachersDec 21, 1966
One of the strongest episodes of the entire Leo series, dealing powerfully with the harm done by poaching.
EP13 Duel at Lubar ValleyDec 29, 1966
Leo becomes involved in a bizarre revenge match between a blind man and a leopard.
EP14 The Saber-Toothed TigerJan 05, 1967
The mysterious mammoth reveals that other prehistoric creatures still exist as well.
EP15 The Marked GiraffeJan 12, 1967
A giraffe has strange markings which make it an outcast from its herd, and desired by hunters.
EP16 Lily the Black LeopardJan 19, 1967
The trauma of a plane crash causes a woman's pet leopard to go wild.
EP17 Devil FallsJan 26, 1967
Leo reluctantly aids Totto (Cassius) the panther who, at the first opportunity, tries to kill Rune and Rukio. Leo's rage is so great that he inadvertently hurts Mandy (Dan'l).
EP18 The Steel MonsterFeb 02, 1967
The obnoxious elephant, Bizo, must cooperate with Rune or both of them will die!
EP19 A House for the AnimalsFeb 09, 1967
Rune gets the idea to build a stone castle as protection against disasters like fire.
EP20 The White CliffFeb 16, 1967
The surrounding area is engulfed in an advancing flood. Leo finds that the cause of the flood is a new dam.
EP21 Agura the TerribleFeb 23, 1967
The hyenas, under an enormous Godfather-like leader, trap Leo into helping with a deadly plan.
EP22 Candle RockMar 01, 1967
Thousands of hungry and thirsty elephants approach Leo's jungle. The resident herd of elephants does not want to allow them to live there.
EP23 The Silver WolfMar 08, 1967
A plane transporting Russian wolves crashes in the jungle. The wolves take Rukio prisoner as they try to find a way to survive.
EP24 Adventure at Volcano IslandMar 15, 1967
Rune and Rukio help a blind buffalo.
EP25 The Green PlagueMar 22, 1967
A spotted fever plague sweeps through the jungle, affecting most of the animals.
EP26 The Eternal Mount MoonMar 29, 1967
Leo accompanies an expedition to Mt. Moon to search for the moonlight stones, which can solve the world's energy shortage.