Son of Lassie (1945) is a Action, Drama, Family, Adventure film that follows laddie (Son of Lassie) and his master are trapped in Norway during WW2 - has he inherited his mothers famous courage? Currently, you can watch Son of Lassie on TCM, Amazon Video, Apple TV Store, Google Play Movies. Streaming availability may vary by country and platform over time. It has a user rating of 6.2 out of 10 from 21 votes. Fans of action movies may also want to explore similar titles below.