Keri Russell as Kate Wyler in The DiplomatThe much-hyped second season of The Diplomat began streaming last week, and has had Netflix viewers gripped ever since.Series two of the action-packed show sees original cast members Keri Russell, Rufus Sewell and Ali Ahn all returning for the new batch of episodes, alongside a cast of impressive newcomers.If you’ve started the latest season of The Diplomat, the chances are that one or two of these new additions might look familiar.And if you’re struggling to place exactly where you know them from, then you can save yourself an exasperated Google search, and just read on…Adrienne WarrenAdrienne Warren performing as Tina TurnerAdrienne Warren got her start in theatre, appearing in shows like Dreamgirls, Bring It On and Shuffle Along before she originat