While he never got to hold the iconic screwdriver, he did however appear in the series during a guest spot in the season three finale alongside Tenth Doc, David Tennant.
But could his passion for the character and the show stand him in good stead to be in line to take the reins when the 13th Doctor steps down?
Currently, the mantle is held by Jodie Whittaker, the first female actress to portray the popular science fiction hero.
Before the series’ new showrunner Chris Chibnall adopted gender-blind casting, the charismatic Ellis was considered a “natural fit” for Doctor Who.