John Benjamin HickeyFrank Winter Olivia WilliamsLiza Winter Ashley ZukermanCharlie Isaacs Rachel BrosnahanAbby Isaacs Michael ChernusLouis "Fritz" Fedowitz Christopher DenhamJim Meeks Daniel SternGlen Babbit / Regisseur William L. PetersenCol. Emmett Darrow Jefferson WhiteCole 'Iowa' Dunlavey Lauren Chavez-MyersJeannie Carole WeyersElodie Lancefield Daniel LondonJ. Robert Oppenheimer Corey AllenTheodore Sinclair Griffin DunneWoodrow Lorentzen Jonny CoyneDr. Alek Barath Joanne CampOppenheimer's Secretary Danny WinnScientist Brock Shylo MolinaFeatured Child John Carroll LynchDaniel Ellis Fiona DourifJean Tatlock (voice) Neve CampbellKitty Oppenheimer Jessica OsbourneConstance Fran MartoneAkley's Secretary Kristen DeVore RakesWilma Mark SivertsenStaff Sergeant Vivian NesbittColonel Cox's Assistant Christian ClemensonNiels Bohr Kevin WigginsField Sergeant Glenn MorshowerCensorship Captain Katie Anne MitchellTicketing Agent John Gabriel RodriquezTravis Jessica HechtMiriam Rubins Robin ThomasMaxwell Rubins Kristin HansenAkley's Secretary Lucia MicarelliAnnie Liao Lora Martinez-CunninghamIda James Lawrence SicardIvan Gerald McRaneySec. Hentry Stimson Michael O'NeillPsychiatrist David Alexander MillerTrinity Worker Julie Anne RobinsonRegisseur Christopher MisianoRegisseur Michael UppendahlRegisseur Daniel SternGlen Babbit / Regisseur Andrew BernsteinRegisseur Simon Cellan JonesRegisseur Rosemary RodriguezRegisseur Jennifer GetzingerRegisseur Nathaniel HalpernSchrijver Megan Ferrell BurkeSchrijver Ruth AmmonProduction Design Alex SomersOriginal Music Composer Jon Thor BirgissonOriginal Music Composer Zoe KeatingOriginal Music Composer Jeff RussoOriginal Music Composer David GreeneSpecial Effects Supervisor 
