Suggestions by @sir_pandaborg

Michael Chiklis

as Parasite in Superman: Man of Tomorrow

Score: +1

Gary Sinise

as Sam Lane in Superman: Man of Tomorrow

Score: +1

Oliver Platt

as Emil Hamilton in Superman: Man of Tomorrow

Score: +1

Jim Gleason

as Buck Sackett in Superman: Man of Tomorrow

Score: +1

Jeronimo Spinx

as Mike Henderson in Superman: Man of Tomorrow

Score: +1

Michael Papajohn

as Dan Turpin in Superman: Man of Tomorrow

Score: +1

Lena Waithe

as Maggie Sawyer in Superman: Man of Tomorrow

Score: +1

Deon Cole

as Ron Troupe in Superman: Man of Tomorrow

Score: +1

Happy Anderson

as Bibbo Bibbowski in Superman: Man of Tomorrow

Score: +1

Natasha Lyonne

as Cat Grant in Superman: Man of Tomorrow

Score: +1

Jimmy Tatro

as Steve Lombard in Superman: Man of Tomorrow

Score: +1

Stephen McKinley Henderson

as Perry White in Superman: Man of Tomorrow

Score: +1

Sean Giambrone

as Jimmy Olsen in Superman: Man of Tomorrow

Score: +1

William H. Macy

as Jonathan Kent in Superman: Man of Tomorrow

Score: +1

Jamie Lee Curtis

as Martha Kent in Superman: Man of Tomorrow

Score: +1

Pom Klementieff

as Mercy Graves in Superman: Man of Tomorrow

Score: +1

Rachel Brosnahan

as Lois Lane in Superman: Man of Tomorrow

Score: +1

Josh Duhamel

as Metallo in Superman: Man of Tomorrow

Score: +1

Leslie Odom Jr.

as Lex Luthor in Superman: Man of Tomorrow

Score: 0

David Corenswet

as Superman in Superman: Man of Tomorrow

Score: +1