Exactly - if legal proceedings are active you are walking a tightrope in what you can ask. Best really to say nothing and do not touch the subject with a ten foot bargepole
And if they ask the question - dodge it with the answer of I would rather not comment on the subject
The show was in the Republic of Ireland though, so I'm not sure how bound by UK laws they are.
Given the questing, I don't know what else Helen, was meant to do.