There are several ways to watch "Rudolph the Red-Nosed Reindeer." One option is to tune in to a network that broadcasts the movie during the holiday season, such as CBS or NBC. Another option is to rent or purchase the movie on streaming services like Amazon Prime Video, Disney+, or iTunes. Finally, you could also purchase a physical copy of the movie from a store like Walmart or Target. No matter which method you choose, you're sure to have a fun and festive holiday movie experience!