'Chilling Adventures of Sabrina' Stars Dish on Roz' Bewitching Twist & Theo's Empowering Evolution

Jaz Sinclair and Lachlan Watson open up to ET about Roz' spellbinding new role and Theo's romantic journey in the final season. Plus, find out what was still on their 'Sabrina' bucket list and what they're going to miss most about the show. 'Chilling Adventures of Sabrina' Part 4 is streaming now on Netflix.