Kiefer Sutherland Tom Kirkman Actor, Executive Producer Natascha McElhone Alex Kirkman Actor Adan Canto Aaron Shore Actor Italia Ricci Emily Rhodes Actor LaMonica Garrett Mike Ritter Actor Kal Penn Seth Wright Actor Maggie Q Hannah Wells Actor Dylan Walsh Cmdr. Max Clarkson Guest Star Malik Yoba Jason Atwood Guest Star Ashley Zukerman Peter MacLeish Guest Star Paulino Nunes Director Carrera Guest Star Nicholas Massouh Majid Nassar Guest Star Alex Mallari Jr. Chief Edward Marino Guest Star Mykelti Williamson Adm. Chernow Guest Star David Guggenheim Executive Producer Simon Kinberg Executive Producer Mark Gordon Executive Producer Nicholas Pepper Executive Producer Suzan Bymel Executive Producer Aditya Sood Executive Producer Sang Kyu Kim Writer Michael Russell Gunn Writer Paul Edwards Director Jon Harmon Feldman Executive Producer