Suggestions by @user_211452

Eva Green

as Madame Xanadu in Zatanna(story private)

Score: +1

Daniel Gillies

as Jason Blood in Zatanna(story private)

Score: +1

Robert Pattinson

as Bruce Wayne in Zatanna(story private)

Score: +1

Léa Seydoux

as Sasha Bordeaux in Zatanna(story private)

Score: +1

Monica Raymund

as Renee Montoya in Zatanna(story private)

Score: +1

Sophia Bush

as Kate Kane in Zatanna(story private)

Score: +1

Tomaso Sanelli

as Damian Wayne in Zatanna(story private)

Score: +1

Henry Cavill

as Clark Kent/Kal-El in Zatanna(story private)

Score: +1

Alexandra Breckenridge

as Mera ta'Xebel ro'Curry in Zatanna(story private)

Score: +1

Dacre Montgomery

as Jason Todd Wayne in Zatanna(story private)

Score: +1

Claire Holt

as Dinah Lance-Queen in Zatanna(story private)

Score: +1

Genesis Rodriguez

as Helena Bertinelli in Zatanna(story private)

Score: +1

Sarah Hyland

as Harper Row in Zatanna(story private)

Score: +1

James Ransone

as Jack Ryder in Zatanna(story private)

Score: +1

Andy Bean

as Alec Holland in Zatanna(story private)

Score: +1

Matt Ryan

as John Constantine in Zatanna(story private)

Score: +1

Michael James Shaw

as Papa Midnite in Zatanna(story private)

Score: +1

Hailee Steinfeld

as Barbara Gordon in Zatanna(story private)

Score: +1

Ella Balinska

as Koriand'r in Zatanna(story private)

Score: +1

Kat Graham

as Mari McCabe in Zatanna(story private)

Score: +1