| Hey Arnold! ↦ Rettet den Baum! / Lehrer Simmons — Season 2 Episode 17 (1997) |
"/ Principal Wartz" |
| Hey Arnold! ↦ Held in Nöten / Der Blaumacher — Season 2 Episode 8 (1997) |
"Principal Wartz /" |
| Hey Arnold! ↦ Helga beim Psychologen — Season 4 Episode 30 (1999) |
"Principal Wartz" |
| Hey Arnold ↦ Vom Unterricht ausgeschlossen / Ernie ist verliebt — Season 5 Episode 9 (2000) |
"Principal Wartz / Jerry Berman" |
| Hot Shots II: Der 2. Versuch ↦ Der 2. Versuch (1993) |
"Gerou" |
| Hey Arnold ↦ Blinder Alarm / Rekord verdächtig — Season 1 Episode 17 (1996) |
"Principal Wartz" |
