How old was Pierre Étaix in Lucifer et moi?

Jean-François BalmerJean-François Balmer was 62 in Lucifer et moi as 'Lucifer'.

Birthday: Thu, Apr 18 1946

Orson WellesOrson Welles would have been no older than 70 in Lucifer et moi as '(archive footage 1982)'.

Birthday: Thu, May 06 1915 –
Thu, Oct 10 1985

Eugène IonescoEugène Ionesco would have been no older than 84 in Lucifer et moi as '(archive footage 1982)'.

Birthday: Fri, Nov 26 1909 –
Mon, Mar 28 1994

Pierre ÉtaixPierre Étaix was 80 in Lucifer et moi as 'Self'.

Birthday: Fri, Nov 23 1928 –
Fri, Oct 14 2016

Jean-Jacques Grand-JouanJean-Jacques Grand-Jouan was 59 in Lucifer et moi as 'Director'

Birthday: Wed, Oct 05 1949 –
Tue, Oct 27 2020