Lassie

Season 6 Episode 18: The Space Traveler

When Timmy and Don accidentally release the guinea pig from an experimental rocket, they replace it with Timmy's guinea pig Alexander the Great. But authorities suspect the guinea pig on the rocket was exposed to deadly radiation.

Genre:

Action & Adventure , Drama , Family , Comedy

Seasons:

19

Episodes:

591

Actor:

Hugh Reilly , Josh Albee , Larry Pennell

Quality:

HD

Status:

Ended

First Air:

1954

IMDb:

6.3