Ralph Fiennes

1962-12-22 (age 61)

Jason Isaacs

1963-06-06 (age 61)

See them share the screen in these great pictures:

Harry Potter and the Goblet of Fire
Harry Potter and the Order of the Phoenix
Harry Potter and the Deathly Hallows: Part 1
Harry Potter and the Deathly Hallows: Part 2
The Chumscrubber
The End of the Affair