Yes he did.
Yes, Cary Grant starred in Arsenic and Old Lace, (the movie).
Cary Grant Chevy Chase
Yes he did.
Yes, he did.
No. The star of Harvey (1950) was Jimmy Stewart.
Cary Grant
He starred in dozens of movies during his career. Click on the link below for the answer.
Katharine Hepburn starred with Grant in Sylvia Scarlett, Holiday, Bringing Up Baby , and The Philadelphia Story.
No.
I'd say Cary Grant, as a Hollywood star is most known all over the world.
"Stony Curtis" and "Cary Granite".
'Wikipedia' lists seventy three feature films plus six shorts. Mr. Grant appears in one of the full length films for less than half a minute. Wouldn't that make them rather seventy two?