Excluding twenty20, which is the most star studded movie in malayalam industry?

I was thinking "mazha peyyunnu maddalam kottunnu".

Mohanlal, Mukesh, Jagathy, Pappu, Srinivasan, Maniyan pilla Raju, Jagadeesh, Kochin Haneefa, Bahadoor, Sukumari, Lissy.

On top of all this Mammootty cameo too.