Longest gap between TV appearances
William Russell
57:120 year(s):day(s)
United Kingdom ()

The longest gap between TV appearances is 57 years 120 days, and was achieved by William Russell (UK) as the Doctor Who character Ian Chesterton in the 'The Power of the Doctor' episode, which aired on 23 October 2022.

William Russel rejoined the cast of Doctor Who in the centenary special, “The Power of The Doctor,” in 2022, reprising the role of Ian Chesterton, a science teacher and the first male companion of The Doctor.