Shameless' Frank Gallagher actor David Threlfall looks totally unrecognisable as he donned a bushy beard and grey hair for his latest role in new ITV drama Passenger.

Shameless enjoyed eleven seasons of ramping up the misadventures of the Gallagher family in an unflinching and darkly comedic manner.

Yes, it's David Threfall aka Frank Gallagher from Shameless! The actor, 69, is of course known for playing the drunken layabout patriarch of the Gallagher family in the gritty Channel 4 show ...

Aside from growing some under-arm hair, Carl (Ethan Cutkosky) is mostly unchanged, but when Frank (William H. Macy) is dropped on their doorstep, still suffering from impending liver failure, the ...

There can be few more memorable TV characters in recent years than Shameless' Frank Gallagher. That shaggy hair, general grime and unusual take on social interaction has made Frank an unmistakable ...

Frank blaming Monica for being the person who turned his life to crap was laughable. They were both as bad as each other, and everybody knows it. Over to you, Shameless Fanatics!

This Shameless review contains major spoilers. Shameless Season 8 Episode 7. Gallagher versus Gallagher. Kin versus kin. Plus, Frank launching a hair-brained scheme to make money. Ah, this is more ...

No such luck on this show. His existence, at this point, has got to be the best joke the Shameless writing staff has ever pitched. No one can cheat death as many times as Frank and still manage to ...

A decade of South Side chaos came to a close in the Shameless season 11 finale. Here's what happened to Frank Gallagher and ...

Shameless star David Threlfall looked totally different as he geared up for new ITV drama Passenger. The actor, 70, has moved on from his Frank Gallagher days in the Channel 4 series where he was ...