Who is Ms. Bitters in Invader ZIM?

The demonic teacher at the local school attended by both Zim and Dib.

Who plays Ms. Bitters in Invader ZIM?

Ms. Bitters is played by Lucille Bliss.

Ms. Bitters has 3 mapped relationships in Invader ZIM. Explore the interactive relationship map for details.

Ms. Bitters — Teacher and Student — Zim (Richard Steven Horvitz)
Academic authority figure enforcing rules against Zim's disruptive attempts to blend in.
Ms. Bitters — Teacher and Student — Dib (Andy Berman)
Educational tension where Dib's eccentricity clashes with institutional authority.
Ms. Bitters — Strict disciplinarian and troublemaker — Dib (Andy Berman)
Institutional authority versus chaotic student behavior, fueling recurring school-based episodes.