Hail to the chief: MARTIN SHEEN is here to chat about the new season of the hit drama ""The West Wing."" Plus, Emmy winner DREA DE MATTEO talks about going from ""The Sopranos"" to co-starring in one of this season's best new sitcoms ""Joey.""

She's simply the best, and she's here! TINA TURNER talks to Ellen about her legendary career and performs ""Proud Mary"" and her new single ""Open Arms."" Also, from ""The West Wing,"" actor MARTIN SHEEN.

We don't have an overview translated in English. Help us expand our database by adding one.

Ellen has the exclusive farewell interview with the entire cast of "The West Wing," including MARTIN SHEEN, ALLISON JANNEY, BRADLEY WHITFORD, RICHARD SCHIFF, JIMMY SMITS, JANEL MOLONEY, KRISTIN CHENOWETH and DULE HILL. Ellen and the cast celebrate with a special season finale send-off party! The cast shares special moments and highlights from the past seven seasons.