Hey Arnold!: The Jungle Movie, the long-awaited revival of the popular Nickelodeon series, is set to air this November. While many characters from the original series were recast, 19 of the show’s original voice actors will be returning for the movie, including Francesca Marie Smith and Anndi McAfee, the voices of Helga and Phoebe, respectively. In the video above, we sat down with them to discuss returning to the series after such a long time away.