An iconic Shameless actor looks completely unrecognisable 20 years after the show first began. David Threfall has had quite the acting career which has included playing the role of Frank Gallagher in the famous show. The now 72-year-old surprised fans when he attended a red carpet on Thursday this week as he went to the premiere of The Death of Bunny Munro at the Royal Festival Hall. The star looked completely different as he turned up with a long grey beard along with a navy tweed blazer. The