10 episodes
First episode: E1

Her best adventures are about to be written.
Outspoken and perpetually curious. That's 11-year-old Harriet in a nutshell. But if she’s going to be Harriet M. Welsch, future writer, she'll need to know everything. And to know everything means she'll need to spy...on everyone.
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10 episodes
First episode: E110 episodes
First episode: E1Quick answers about this series, release status, and episode totals.
Harriet the Spy first aired on November 18, 2021.
Harriet the Spy currently has 2 seasons and 20 episodes.
Harriet the Spy is canceled, and no upcoming episode is currently scheduled.