Laurence Olivier, on the left, dressed in drag Posted on August 16, 2014 by Matthew 4 Like Loading... Related
MATTHEW'S ISLAND 
And Lainie Kazan on the right.
Looked familiar but I couldn’t place a name on her/him.
Looks more like Kenneth More to me.
Google image search says it’s Laurence Olivier and Kenneth More., so yes, you are correct.