Special Guest Stars Jenna Dewan as Lucy Lane Dean Cain as Jeremiah Danvers Guest Stars Italia Ricci as Siobhan Smythe / Silver Banshee Eddie McClintock as Col. James Harper Co Starring Briana Venskus as Agent Vasquez Malina Weissman as Young Kara Zor-El Jordan Mazarati as Young Alex Danvers Jay Jackson as Male Newscaster Zayne Emory as Rick Malverne Mackenzie Brooke Smith as Female Student #1 Jaidan Jiron as Female Student #2 Anthony Nanakornpanom as Cadmus Passenger Maisie Klompus as Cat's Assistant Tara Macken as Mother Angela Martinez as Field News Reporter Vincent Giovanni as Police Officer Daniel Josev as DEO Agent #2 David Hutchison as DEO Agent #1 Chester E. Tripp III as Cadmus Driver