Originally scheduled for release in October 2021, the Big Finish website shows evidence of a silent and unannounced delay of three book adaptions narrated by Katy Manning. The new release dates now show January of 2022. All three of these stories have been released as novels in the past. The delayed titles and their respective Big Finish webpages where they may be pre-ordered are;
1. Iris Wildthyme : Enter Wildthyme

https://www.bigfinish.com/releases/v/iris-wildthyme-enter-wildthyme-2391
2. Iris Wildthyme: Wildthyme Beyond

https://www.bigfinish.com/releases/v/iris-wildthyme-wildthyme-beyond-2392
3. Iris Wildthyme: The Polythene Terror

https://www.bigfinish.com/releases/v/iris-wildthyme-the-polythene-terror-2393
Enter Wildthyme was first published by Snowbooks in 2011, and is still available as a paperback and ebook from snowbooks.com
Wildthyme Beyond was first published by Snowbooks in 2012, and is still available as a paperback and ebook from snowbooks.com
Iris Wildthyme and the Polythene Terror was first published by Stuart Douglas and Obverse Books in 2019 and is still available as a paperback and ebook from obversebooks.co.uk
Kierra
Outpost Gallifrey News
London
1. Iris Wildthyme : Enter Wildthyme

https://www.bigfinish.com/releases/v/iris-wildthyme-enter-wildthyme-2391
2. Iris Wildthyme: Wildthyme Beyond

https://www.bigfinish.com/releases/v/iris-wildthyme-wildthyme-beyond-2392
3. Iris Wildthyme: The Polythene Terror

https://www.bigfinish.com/releases/v/iris-wildthyme-the-polythene-terror-2393
Enter Wildthyme was first published by Snowbooks in 2011, and is still available as a paperback and ebook from snowbooks.com
Wildthyme Beyond was first published by Snowbooks in 2012, and is still available as a paperback and ebook from snowbooks.com
Iris Wildthyme and the Polythene Terror was first published by Stuart Douglas and Obverse Books in 2019 and is still available as a paperback and ebook from obversebooks.co.uk
Kierra
Outpost Gallifrey News
London