All courts are open to the press, including military courts martial. (Theoretically, Summary Hearing is also open to public scrutiny). And have been for ever.
If any court wants to exclude the press, they make the request through the correct channels.
If you have an hour and a half to spare this is well worth a watch .
Dates from the time the BBC knew how to make worthwhile programs rather than the woke shyte they churn out now .
Had me on the edge of my seat knowing what was going to happen but unable to prevent it .