With Antonia Quirke

Actor Tom Burke reveals how he perfected the voice of Orson Welles for his new film Mank, about the making of Citizen Kane.

Rob Savage explains how he made a horror movie called Host, when every member of the cast and crew were locked down in their homes and he directed them in his pyjamas and dressing gown.

Critic Pamela Hutchinson, the curator of a new season of Marlene Dietrich movies, picks her favourite Marlene moment.