Characters / Hey Arnold!

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And that's not even half of them!

This is a list for the large and varied cast of Nickelodeon's Hey Arnold!. There are plenty of unmarked spoilers throughout, so read at your own risk.
  • Arnold Shortman
  • Helga G. Pataki
  • Students of P.S. 118
    • Mr. Simmons' ClassClick to Expand. 
    • Other Students Click to Expand 
  • The Adults
    • Part 1 Click to Expand. 
    • Part 2 Click to Expand. 
  • Other Kids Click to Expand. 
http://tvtropes.org/pmwiki/pmwiki.php/Characters/HeyArnold