Newton "Newt" Scamander is the main character in the 'Fantastic Beasts' film series, which is a prequel to the Harry Potter series. He is a magizoologist, passionate about magical creatures, and the author of the widely-read book 'Fantastic Beasts and Where to Find Them'. Newt is known for his kindness, curiosity, and dedication to preserving magical creatures. He plays a crucial role in the series as he navigates various challenges, interacts with a wide array of characters, and contributes significantly to the wizarding world's history.