Maggie Smith at the BBC (The Merchant of Venice / The Millionairess / Bed Among the Lentils / Suddenly, Last Summer)Amazon. com This three disc set celebrates four of Dame Maggie Smith's leading roles for the BBC. The collection begins with two 1972 Plays of the Month, The Merchant of Venice and The Millionairess. In Shakespeare's morality tale, Smith's sharp tongued socialite Portia disguises herself as a doctor to negotiate with money lender Shylock (Frank Finlay), in the process uttering the immortal line, "The quality of mercy is not strained." In the Bernard