When it came to live-action reboots we didn’t think we needed, How to Train Your Dragon was certainly on the list. How to Train Your Dragon is coming to streaming in time for Halloween, the perfect time to watch a movie all about dragons! How to Train Your Dragon streaming release dateAs expected, How to Train Your Dragon is coming to Peacock as its first streaming home. All three How to Train Your Dragon movies are joining Peacock on the same day. How to Train Your Dragon live-action is coming to Peacock on Friday, Oct. 10.