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.
- Mummy on the Orient Express & Flatline - 85
- Into The Dalek & Time Heist - 84
- The Caretaker and In The Forest Of The Night - 83
- Deep Breath, Robots of Sherwood, Listen & Kill the Moon - 82