Apple is currently running a promotion until January 3rd for non-subscribers to stream the first season of selected shows on Apple TV+ for free. All you need to watch is an Apple ID and the Apple TV app to start. Viewers can also see the shows using the Apple TV+ website at tv.apple.com.
Apple TV+ often makes the first episode of shows free to stream, however through January 3, 2023 the entire first season can be watched. Shows included in the current promotion are: