Villain: Mama Mione.
In an episode of Scooby-Doo, Where Are You, it was indicated that Scooby doesn't like clams. But at the seafood diner, he seems to be on the verge of eating clam chowder, that is, if the still-living clam didn't stop him.
(Scooby makes different shadow puppets)
Shaggy: That's great Scooby. Can you make like a lion?
Scooby: Uh huh.
(Scooby does a shadow puppet of a lion)
(Iron Face roars)
Shaggy: That was great Scooby. Even the roar sounded real.
Scooby: That wasn't me.
Shaggy: If that wasn't you, then we gotta get of here.
Old Iron Face appears in Scooby Doo and the Cyber Chase.