Characters / Hey Arnold!
And that's not even half of them!

WARNING: There are plenty of unmarked spoilers throughout (spoilers from Hey Arnold! The Jungle Movie WILL be marked as necessary), so read at your own risk.

This is a list for the large and varied cast of Nickelodeon's Hey Arnold!.
  • Students of P.S. 118
    • Arnold Shortman
    • Helga G. Pataki
    • Mr. Simmons' Class Click to Expand 
    • Other Students Click to Expand 
  • The Adults
    • Part 1 Click to Expand. 
    • Part 2 Click to Expand. 
  • Other Kids Click to Expand. 

Alternative Title(s): Hey Arnold The Jungle Movie, Hey Arnold The Movie