Season 12

12 Eyl 1965

19 Eyl 1965

26 Eyl 1965

In an area being developed for swimming and fishing, two youngsters playing hooky wander into the blasting zone. Lassie is able to bring help and rescue the boys.

3 Eki 1965

10 Eki 1965

17 Eki 1965

24 Eki 1965

31 Eki 1965

7 Kas 1965

A flooded river threatens to sweep away a bridge construction project. Ranger Corey Stuart and Lassie brave the raging waters in a small boat to construct a log chain barrier and control the flow of water and logs.

14 Kas 1965

21 Kas 1965

28 Kas 1965

5 Ara 1965

12 Ara 1965

19 Ara 1965

26 Ara 1965

2 Oca 1966

16 Oca 1966

23 Oca 1966

30 Oca 1966

6 Şub 1966

13 Şub 1966

A bloodhound needs to be relocated, but he dislikes all his new abodes.

20 Şub 1966

Corey and another ranger battle a spruce bud worm infestation by spraying but meet resistance from a horse ranch owner. Lassie makes friends with a colt and reveals the true cause of death of one of the horses.

27 Şub 1966

6 Mar 1966

13 Mar 1966

20 Mar 1966

27 Mar 1966

3 Nis 1966

17 Nis 1966

24 Nis 1966

1 May 1966