From the Irish Echo : "Matthews, to his unconcealed delight, will soon add another string to his bow. At the start of next month he will appear in the hit TV series 'The West Wing.' Senator Arnold Vinick, the fictional Republican presidential contender played by Alan Alda, will be subjected to a 'Hardball' interrogation:
'I was smiling through it,' Matthews laughed. 'They wanted me to be tougher. By the fourth take they said it was perfect. But Alan Alda was perfect in every one of the takes. He's a pro!'"