Help Adding Actor to Episode Cast List

I've tried multiple times to add actor to episode cast with no success.

This is the link to the shows episode: https://www.imdb.com/title/tt12536092/

This is the reference number of my edit: 

#211112-120625-889000

This is the actor we're trying to add: https://www.imdb.com/name/nm5574343/

Here is a screengrab of the credit roll with the actors name to support this edit: