A Little Night Music Part 08/17

Anyone else think that Maureen Moore picked up a lot of the cues for Charlotte from Diana Rigg? Their performances are pretty simlar...
This clip includes "Every Day a Little Death".
The Cast is as follows:
Desiree Armfeldt- Sally Anne Howes
Madame Armfeldt- Regina Resnik
Fredrika Armfeldt- Danielle Ferland
Frederik Egerman- George Lee Andrews
Henrik Egerman- Kevin Anderson
Anne Egerman- Beverly Lambert
Petra- Susan Terry
Countess Charlotte Malcolm- Maureen Moore
Count Carl-Magnus Malcom- Michael Maguire
With Ron Baker, Michael Rees Davis, Susanne Marsee, Lisa Saffer, and Barbara Shirvis playing the quintet.