Why did they change so much of the cast between TMNT and TMNT II:Secret of the Ooze?

[d_osborn]

Originally Posted by Andrew NDB

Why were they begging? Just tell them no movie unless he's in it. They had full veto power.

I've wondered the exact same thing. Same with 3.

Originally Posted by CyberCubed

2. Casey Jones did not return in the second movie as we all know

Casey was in the first draft script, with the subtitle "The Shellquel".