Suggestions by @dc_black_label

Sam Worthington

as Mr. Morris in Harleen

Score: +1

Jake Johnson

as Bob in Harleen

Score: +1

Joe Manganiello

as Tim Bronson in Harleen

Score: +1

Travis Fimmel

as Sergeant Hoskins in Harleen

Score: +1

Finn Wolfhard

as Robin in Harleen

Score: +1

David Zayas

as Salvatore Maroni in Harleen

Score: +1

Richard Brake

as Wilkes in Harleen

Score: +1

Michael Madsen

as Detective Harvey Bullock in Harleen

Score: +1

Karen Gillan

as Poison Ivy in Harleen

Score: +1

Patrick Wilson

as Mister Freeze in Harleen

Score: +1

Holland Roden

as Summer Gleeson in Harleen

Score: +1

James Franco

as Jack Ryder in Harleen

Score: +1

Michael Mando

as Bane in Harleen

Score: +1

Sam Witwer

as Two-Face in Harleen

Score: +1

Donal Logue

as George Robbins in Harleen

Score: +1

Paul Wight

as Killer Croc in Harleen

Score: +1

Penn Badgley

as The Riddler in Harleen

Score: +1

James McAvoy

as Victor Zsasz in Harleen

Score: +1

Alfred Molina

as The Penguin in Harleen

Score: +1

Rhys Ifans

as Dr. Hugo Strange in Harleen

Score: +1