The 39-year-old actress, best known for playing Lavender Brown in the final three “Harry Potter” movies, joined the subscription platform with a highly specific concept: sensual content centered entirely on her long hair. The Actress Keeps Her Content Focused On Her HairAlthough OF is commonly associated with explicit adult content, Cave has established firm boundaries around what she offers. The ‘Harry Potter’ Alum Set Clear BoundariesMEGACave made it clear from the beginning that certain types of content would remain off-limits. “Former ‘Harry Potter’ actress, writer, doodler and now OF Long Hair Specialist. I do NICHE HAIR CONTENT which you may well quite like.