Suggestions by @mephilesthedark

Keith David

as Hugo Strange in James Gunn DCU

Dave Bautista

as Hugo Strange in James Gunn DCU

Mary Steenburgen

as Martha Kent in James Gunn DCU

David Hyde Pierce

as Jonathan Kent in James Gunn DCU

Richard Jenkins

as Jonathan Kent in James Gunn DCU

Maisie Williams

as Raven in James Gunn DCU

Ray Fisher

as Black Manta in James Gunn DCU

John Boyega

as Black Manta in James Gunn DCU

Mark Fischbach

as Gorilla Grodd in James Gunn DCU

Keith David

as Gorilla Grodd in James Gunn DCU

Eminem

as Captain Cold in James Gunn DCU

Matthew Lillard

as Reverse Flash in James Gunn DCU

Wagner Moura

as Sinestro in James Gunn DCU

Karen Fukuhara

as Talia Al Ghul in James Gunn DCU

Cary-Hiroyuki Tagawa

as Ra's Al Ghul in James Gunn DCU

Jason Statham

as Black Mask in James Gunn DCU

Sam Rockwell

as Black Mask in James Gunn DCU

Sean "JackSepticeye" McLoughlin

as Victor Zsasz in James Gunn DCU

Seth Rogen

as Professor Pyg in James Gunn DCU

Jace Norman

as Johnny in MCU Fantastic Four (Public Choices)