Season 5 Episodes10
Cast2
Kaley Cuoco
Harley Quinn (voice)
Lake Bell
Poison Ivy (voice)
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7.2
Breaking Brainiac
7.2/10 · 626 votesFeb 6, 202522 min
Ranked #7 of 10 in Season 5•−0.1 vs season avg
Brainiac has one last task to finish before he can be promoted within the Coluian government -- but unforeseen variables change his life forever.
Seasons5
Episode Summary
"Breaking Brainiac" is episode 4 of Harley Quinn season 5. It scored 7.2/10 from 626 votes, ranking #7 of 10 episodes this season (season average 7.3). It aired on February 6, 2025.