How many movies have Scott Innes and William Hanna collaborated on?

They have worked on 6 movies together! Their first movie together was Scooby-Doo on Zombie Island (1998) while their highest rated movie together was The 1st 13th Annual Fancy Anvil Awards Show Program Special: Live in Stereo (2002). They have not worked together since Scooby-Doo (2002). They are most known for their animation films together.

Role
Scrappy Voice (voice)
Crew
Executive Producer
Role
Scooby-Doo (voice) (uncredited)
Role
Self (archive footage) (uncredited)
Crew
Characters
Role
Scooby-Doo / Shaggy Rogers (voice)
Crew
Characters
Crew
Executive Producer
Role
Scooby Doo / Shaggy (voice)
Crew
Characters
Crew
Executive Producer