The Mrs Brown actor explained: “A lot of people don’t get it a lot of people think you work with your family it must be terrible, but actually it’s absolutely fantastic.
“Now look we’re not the Waltons by any stretch and with the musical coming up now, and next week we’re probably not the Von Trapps either.
“But we have a great chemistry, and there’s a great deal of love and feeling.
“We do have spats, but they last like that. Then when we are on tour, we get to share grandkids every day.”