Sean Connery was 67 in The Avengers when he played the character 'Sir August de Wynter'.
That was over 26 years ago in 1998.
In 2020 he died aged 90, starring in 109 films in his career, 23 of those after The Avengers was first released. If he were alive today he would be 93.
In The Avengers, I think Sean Connery looks: