Ben Barnes as Sirius Black
"So.... how do you do this again?"
Lili Reinhart as Lucy Thomas
"What do you mean you broke the bow truckle?!"
Robbie Kay as Nathan Thomas
"Just because your my sister doesn't mean I have to like you."
Romona Marquez as Lizzie Thomas
"Sign here, here, and here please"
Also
Aaron Taylor Johnson as James Potter
Andrew Garfield as Remus Lupin
Jamie bell as Peter Pettigrew
Karen Gillian as Lily Evans