How many movies have David Herman and Ken Keeler collaborated on?

They have worked on 2 movies together! Their first movie together was Futurama: Bender's Big Score (2007) and was their highest rated movie together. They have not worked together since Futurama: Into the Wild Green Yonder (2009).

Role
The Number 9 Man / Scruffy / Michael / Neputnian (voice)
Crew
Screenplay
Role
Nudar / Various (voice)
Crew
Story
Crew
Writer