Doctor Who: The Witch's Familiar had an Audience Appreciation or AI score of 83.
The Appreciation Index or AI is a measure of how much the audience enjoyed the programme. The score, out of a hundred, is compiled by a specially selected panel of around 5,000 people who go online and rate and comment on programmes.
The feature length version of The Magician's Apprentice / The Witch's Familiar had an audience of 0.64 million viewers on BBC One on Sunday afternoon, a 6.4% share of the audience. The programme was once more up against Rugby on ITV, this time Scotland v USA which had an average of 2.1 million viewers.
The Saturday night showing finished as 53rd for the week. Consolidated figures should be available next Monday.