Air date: 1965-09-12

Runtime: min

Air date: 1965-09-19

Runtime: min

Air date: 1965-09-26

Runtime: min

Air date: 1965-10-03

Runtime: min

Air date: 1965-10-10

Runtime: min

Air date: 1965-10-17

Runtime: min

Air date: 1965-10-24

Runtime: min

Air date: 1965-10-31

Runtime: min

Air date: 1965-11-07

Runtime: min

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.

Air date: 1965-11-14

Runtime: min

Air date: 1965-11-21

Runtime: min

Air date: 1965-11-28

Runtime: min

Air date: 1965-12-05

Runtime: min

Air date: 1965-12-12

Runtime: min

Air date: 1965-12-19

Runtime: min

Air date: 1965-12-26

Runtime: min

Air date: 1966-01-02

Runtime: min

Air date: 1966-01-16

Runtime: min

Air date: 1966-01-23

Runtime: min

Air date: 1966-01-30

Runtime: min

Air date: 1966-02-06

Runtime: min

Air date: 1966-02-13

Runtime: min

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

Air date: 1966-02-20

Runtime: min

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.

Air date: 1966-02-27

Runtime: min

Air date: 1966-03-06

Runtime: min

Air date: 1966-03-13

Runtime: min

Air date: 1966-03-20

Runtime: min

Air date: 1966-03-27

Runtime: min

Air date: 1966-04-03

Runtime: min

Air date: 1966-04-17

Runtime: min

Air date: 1966-04-24

Runtime: min

Air date: 1966-05-01

Runtime: min