Nika Futterman voiced Olga Pataki in the series Hey Arnold!. Her other credits include in Fanboy and Chum Chum, My Gym Partner's A Monkey, Batman: The Brave and The Bold, Handy Manny, The Loud House, and Avatar: The Last Airbender.
|15a||Olga Comes Home||Olga|
|43b||Olga Gets Engaged||Olga|
|44b||Rich Kid||Lorenzo's Mom|
|78||Helga on the Couch||Olga|
|81b||Big Sis||Olga / Norma|
|95b||Big Bob's Crisis||Olga / Orphan|
|Hey Arnold! The Jungle Movie||Olga|
- Olga was her first voiceover role in animation.
- In the ending credits of most of her the episodes, she is credited simply as "Nika".