Paramount‘s new animated Smurfs movie announced its cast at CinemaCon today. Joining Rihanna are Nick Offerman, Natasha Lyonne, JP Karliak, Daniel Levy, Amy Sedaris, Nick Kroll, James Corden,Octavia Spencer, Hannah Waddingham, Sandra Oh, Alex Winter, Billie Lourd, Xolo Maridueña with Kurt Russell and...