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Appearances
Harriet the Spy
Guest cast, played by Grey DeLisle Griffin
- Episode 1x01: I Am a Terrible Spy (Nov 19, 2021)
- Episode 1x02: Coat Vote (Nov 19, 2021)
- Episode 1x03: Cross My Heart and Hope Not to Dance (Nov 19, 2021)
- Episode 1x04: Hermit the Spy (Nov 19, 2021)
- Episode 1x05: The Origin of M (Nov 19, 2021)
- Episode 1x06: Face the Music (May 20, 2022)
- Episode 1x07: The Rarest Bird (May 20, 2022)
- Episode 1x08: The Stuffy Lovers (May 20, 2022)
- Episode 1x09: Spy V. Spy (May 20, 2022)
- Episode 2x01: General Mouthwashington (May 5, 2023)
- Episode 2x02: It's My Party and I'll Spy If I Want To (May 5, 2023)
- Episode 2x03: World of Tomorrow (May 5, 2023)
- Episode 2x04: Lucky Penny (May 5, 2023)
- Episode 2x05: Ole Golly in Love (May 5, 2023)
- Episode 2x06: The Walrus and the Carpenter (May 5, 2023)
- Episode 2x07: The Age of Harriet (May 5, 2023)
- Episode 2x08: Everyone Hates Me (May 5, 2023)
- Episode 2x09: I Am the Onion (May 5, 2023)
- Episode 2x10: Harriet the Writer (May 5, 2023)