From Cagney to Callas

4 March 2012Last updated at 11:10Help

Former Cagney and Lacey star Tyne Daly talks about taking on the challenge of playing opera diva Maria Callas in the West End.

The 80s cop show star describes Maria Callas as "fascinating" after learning about the iconic star for her part as Callas in "Master Class".

You can watch the Andrew Marr Show in full on the BBC iPlayer