Suggestions by @daydreamer

Barry Atsma

as Edgar Bones in The Marauders Era

Josha Stradowski

as Evan Rosier in The Marauders Era

Rosalie Craig

as Molly Prewett in The Marauders Era

Gugu Mbatha-Raw

as Dorcas Meadowes in The Marauders Era

Olivia Ross

as Marlenne Mckinnon in The Marauders Era

Kit Harington

as Regulus Black in The Marauders Era

Arthur Darvill

as Remus Lupin in The Marauders Era

Clemens Schick

as Severus Snape in The Marauders Era

Elizabeth Henstridge

as Alice Fortescue in The Marauders Era

Chris Evans

as Captain Gordon Goodfellow in The Ickabog

Dan Stevens

as Lord Spittleworth in The Ickabog

Gabriella Wilde

as Mustang in Iron Gold

Winston Duke

as Captain Roach in The Ickabog

Gal Gadot

as Lady Eslanda in The Ickabog

Stephanie Leonidas

as Lady Eslanda in The Ickabog

Douglas Henshall

as Shepherd in The Ickabog

Michael McKell

as Lord Spittleworth in The Ickabog

Ed Stoppard

as Lord Spittleworth in The Ickabog

Robert Pattinson

as Lord Spittleworth in The Ickabog

Matt Smith

as Daniel 'Dan' Dovetail in The Ickabog