Christian Convery Gus Actor Nonso Anozie Tommy Jepperd Actor Adeel Akhtar Dr. Singh Actor Stefania Owen Bear Actor Dania Ramirez Aimee Actor Neil Sandilands General Steven Abbot Actor Aliza Vellani Rani Singh Actor James Brolin Narrator Naledi Murray Actor Amy Seimetz Actor Rosalind Chao Actor Kelly Marie Tran Actor Will Forte Actor Yonas Kibreab Actor Christopher Sean Cooper Jr. Actor Mia Artemis Actor Beth Schwartz Executive Producer Jim Mickle Executive Producer Robert Downey Jr. Executive Producer Susan Downey Executive Producer Amanda Burrell Executive Producer Linda Moran Executive Producer