David Corenswet Clark Kent / Superman Rachel Brosnahan Lois Lane Nicholas Hoult Lex Luthor Edi Gathegi Mr. Terrific Anthony Carrigan Metamorpho Nathan Fillion Guy Gardner Isabela Merced Hawkgirl María Gabriela de Faría The Engineer Skyler Gisondo Jimmy Olsen Sara Sampaio Eve Teschmacher Mikaela Hoover Cat Grant Zlatko Burić Vasil Ghurkos Pruitt Taylor Vince Jonathan 'Pa' Kent Neva Howell Martha 'Ma' Kent Wendell Pierce Perry White Christopher McDonald Ron Troupe Alan Tudyk Gary Beck Bennett Steve Lombard Bradley Cooper Jor-El Angela Sarafyan Lara Lor-Van Pom Klementieff Superman Robot (voice) Michael Rooker Superman Robot #5 (voice) Grace Chan Superman Robot #12 (voice) Tatiana Piper Boravian Tech Stephen Blackehart Sydney Happersen Giovannie Cruz Cheryl Kimble Bonnie Discepolo Ms. Jessop Terence Rosemore Otis Berg Natasha Halevi Amanda Marie McCoy Paul Kim Larry Chin Jonah Lees Dean Farr Christian Lees Desmond Farr Michael Ian Black Cleavis Thornwaite Martin Harris Boravian General Frank Grillo Rick Flag Sr. James Hiroyuki Liao General Mori Tinashe Kajese Flo Crawley Luis R. Hernandez Albert Tyler Lawrence Gilligan Sphere News Reporter Kimmy Suzuki Saved Woman Will Reeve TV Reporter Jake Tapper Jack Tapir Ira Amyx Construction Worker Nea Dune Makeup Artist Darla Delgado Heather Ashleigh Morghan Luthorcorp Scientist Trevor Newlin Mr. Handsome Paige Mobley Fleurette Theo Kypri Thug Michael Rosenbaum Raptor Guard #1 Bobby Hernandez Raptor Guard #3 David E. Collier Raptor Sergeant #1 Louisa Krause Sapphire Stagg AJ Bernard Young Jarhanpurian Boy Fahim Fazli Jarhanpurian Villager #1 Chaim Jeraffi Jarhanpurian Villager #2 Johanna Braddy Metropolis Citizen #1 Austin Freeman Metropolis Citizen #2 Sean Gunn Maxwell Lord Sharon Carpenter Metro News Reporter Greg Clarkson Mocking Reporter Milli M. TV Show Host Milly Alcock Kara Zor-El / Supergirl John Cena Christopher Smith / Peacemaker (uncredited)