Justin Roiland Morty, Rick Voice, Executive Producer Sarah Chalke Beth Voice Spencer Grammer Summer Voice Chris Parnell Jerry Voice Claudia Black Ma-Sha Guest Voice Richard Christy Zardoz Head, Teenager Morty Jr. Guest Voice Virginia Hey Gazorpian Guest Voice Jackie Buscarino Criminal 1 Guest Voice Megan Elizabeth Adams Criminal 2, Assembly Line Worker Guest Voice Will Jennings Child Morty Jr. Guest Voice Tom Kenny Pawnshop Clerk Guest Voice Maurice LaMarche Brad Anderson, Adult Morty Jr. Guest Voice Finnegan Perry Baby Morty Jr. Guest Voice Kari Wahlgren Gazorpian Judge Guest Voice Dan Harmon Executive Producer