Mel BlancMel Blanc would have been no older than 81 in MGM Cartoon Christmas 
Daws ButlerDaws Butler would have been no older than 71 in MGM Cartoon Christmas 
Billy BletcherBilly Bletcher would have been no older than 84 in MGM Cartoon Christmas 
Bernice HansenBernice Hansen would have been no older than 83 in MGM Cartoon Christmas 
Tex AveryTex Avery would have been no older than 72 in MGM Cartoon Christmas as 'Director'
Hugh HarmanHugh Harman would have been no older than 79 in MGM Cartoon Christmas as 'Producer, Writer, Director'
Rudolf IsingRudolf Ising would have been no older than 88 in MGM Cartoon Christmas as 'Producer, Director'
Clement C. MooreClement C. Moore would have been no older than 83 in MGM Cartoon Christmas as 'Writer'
Frank TashlinFrank Tashlin would have been no older than 59 in MGM Cartoon Christmas as 'Writer'
Fred QuimbyFred Quimby would have been no older than 79 in MGM Cartoon Christmas as 'Producer'