According to Netflix on Wednesday, Saturday Night Live's Kate McKinnon will voice kooky third-grade teacher Ms. Frizzle when the streaming service reboots the classic 1990s cartoon "Magic School Bus" later in 2017. Original "Magic School Bus" cast member Stu Stone revealed the new show would feature familiar faces and big-name cameos which were a staple in the cartoon. Stone explained, "Just like the original series, whenever Ms.