What are your favorite performances of Cary Grant, Marlon Brando and David Niven?

Marlon Brando - The Wild One

David Niven - Casino Royale

Cary Grant - North by Northwest.

Cary Grant-"Arsenic and Old Lace"

Brando- "The Wild One"

Niven- "The best of enemies"

Cary/Archibald- Mr Blandings Builds His Dream House

Marlon- The Godfather

James (David)- none

Cary Grant,    Arsenic and Old Lace- 

Marlon Brando....Godfather, of course. 

David Niven   The Pink Panther 

Cary Grant: North by Northwest

Marlon Brando: On the Waterfront

David Niven: Separate Tables

Come to think of it, these movies were made all in the 1950s

I have none. "Favorite" implies liking them to some degree. I've never liked any of those actors in anything I've seen them in. Brando's supposed to be the be-all and end-all of actors, but I find his acting tediously overwrought and wholly inauthentic.