EXCLUSIVE: Toks Olagundoye, Hari Nef and Ian Duff have been cast as series regulars in ABC drama pilot LA Law. They join original cast members Blair Underwood and Corbin Bernsen, who are reprising their roles as Jonathan Rollins and Arnie Becker, respectively, in the revival of the iconic Steven Bochco legal drama. Olagundoye, Hari Nef