Cillian Murphy‘s looks over the years have earned him a BIG STANDING O!

Here is a 26-year-old version of the fresh-faced fella at the premiere of “Intermission” — just one of his many iconic films — back in 2003 (right). This was one year after he rose to prominence with his breakout role in “28 Days Later.”

And, 21 years later and just coming off a golden win at last weekend’s Globe Awards, Mr. Murphy put his icy-blue eyes on full display (left) and proved he can STILL GET IT with his plump lips and defined facial features.

Clearly, he’s doin’ something right, but the question is …