6 suggestions
Peter Keleghan
as Gardener Bernbaum in Maniac
Essence Atkins
as Gabriella Acosta in Maniac

Grace Van Dien
as Gina Greene in Maniac

Paul "Big Show" Wight
as The Maniac in Maniac

Mark Rylance
as Gardener Bernbaum in Maniac

Victoria Justice
as Zelda Pettibone in Maniac