Peter Capaldi’s tenure as the Doctor in long-running BBC series Doctor Who is coming to an end, with his successor on the cusp of being announced.
Speculation has been rife over Marshall’s potential casting as the Time Lord ever since he stepped down as the lead in popular BBC series Death In Paradise.
Best known for Happy Valley, Grantchester and War & Peace, he guest-starred in a Doctor Who episode back in 2013.
In the actor’s own words: “My character met a fairly gruesome end in my Doctor Who episode.