Madelaine Petsch Reacts to 'Riverdale' Superpowers and Final Season Direction (Exclusive)

'Riverdale' star Madelaine Petsch chats with ET about her new film, 'Jane,' and her experience producing for the first time. The actress also shares her thoughts on her 'Riverdale' character Cheryl's superpowers and teases the final season of the hit series. 'Jane' premieres in select AMC theaters Aug. 26 and will be streaming exclusively on Creator+ Sept. 16.