Google has dropped the playable podcast search result rich snippets. 9to5Google reported this first, and there is a bit of confusion around what exactly Google removed. Google seems to have removed the recent episodes’ playable rich results for podcasts, where Google would show the recent podcasts under a specific search result.
The podcast rich results launched in 2017, I have some screenshots here but this image from 9to5Google shows the before and after in a clear and concise manner:
Here is another version I screen captured from 2019,
Before:
And now it is gone but it has the carousel:
Here is some of the SEO chatter on this change:
Forum discussion at Twitter.