By Laura Fox For Mailonline
Published: 13:20 GMT, 15 March 2019 | Updated: 13:20 GMT, 15 March 2019
He left the nation in tears when his character was killed off on Christmas Day 2002.
But ex-EastEnders star Jack Ryder, 37, is worlds away from his soap days, as he appears in a trailer for the new series of Holby City.
Ditching his famous blonde curtains in favour of a more greyed look, Jack can be seen in the preview ahead of his debut on the drama next week, sending fans into a tailspin with his transformation.
New look: Ex-EastEnders star Jack Ryder has sent fans into a tailspin as he unveiled his suave new look in the Holby City trailer
Jack will take on the role of newcomer Evan Crowhurst in his first scenes next week, and the preview hints that he will immediately clash with Dom, played by David Ames, who attacks him in dramatic scenes.
Evan will appear as the boyfriend of newcomer Chloe Goddard, so it remains to be seen what viewers can expect from his character.
Even before his first scenes have aired, viewers have already gone wild for Jack's transformation, taking to Twitter in bewilderment that he is the man who played Jamie all those years ago.
New face: Jack will make his first Holby appearance next week as newcomer Evan Crowhurst, who is set to immediately butt heads with David Ames
So different! 16 years after leaving EastEnders, Jack is sported a far more greyed appearance, worlds away