Pierce Eckmann. Actor: Tulsa King. Pierce Eckmann is an American actor known for his recurring role as Cody Grieger in the television show Tulsa King (2022-2023), streaming on Paramount Plus. Pierce and his identical twin, Henry Eckmann, were cast as the twin grandsons of Dwight Manfredi played by Sylvester Stallone. Pierce has been privileged to work with Sly, Terrence Winter, Tatiana Zappardino, Loren Dunn, Freddie Poole, Dana Delaney, Scarlet Stallone,...