Doll's age is not given.
I don't think Ciel does turn into a demon in the manga, at least not the manga that has been translated into English so far - just in the anime.
Kuroshitsuji is about a twelve year old boy named Ciel Phantomhive who is an entrepenuer and has a demon as a butler.
Finny's 16 years old
In the first Kuroshitsuji Musical there are 7 songs. In the second Kuroshitsuji Musical there are 15 songs.
As old as time. He is a demon who has been around forever. But he appears to be around his mid twenties.
Kuroshitsuji was originally a manga.
I recommend starting from the beginning of the manga.
Episode 16 (the end of the Curry Arc) is where the first season of the show deviates from the manga. The following episodes of season one do not take place in the manga. You can find the story continuing from the manga in Kuroshitsuji: Book of Circus, the third season.
Kuroshitsuji (Black Butler) has a few.
I don't think Ciel does turn into a demon in the manga, at least not the manga that has been translated into English so far - just in the anime.
From Kuroshitsuji? No, at least not in the manga. I can't really speak for the anime.
Yes, Alois Trancy is a character in the manga "Black Butler," which is also known as "Kuroshitsuji." He appears in the second season of the anime adaptation as well.
Kuroshitsuji is about a twelve year old boy named Ciel Phantomhive who is an entrepenuer and has a demon as a butler.
Sadly, there isn't a Kuroshitsuji (Black Butler) Episode on the Noah's Arc Circus. The circus appears in the manga and manga only (For now I hope!)
Finny's 16 years old
It is about a demon butler and his 12-year-old master.
You can read "Vampire Doll" online through websites such as Mangadex, VIZ Media, or Crunchyroll. These sites offer a wide range of manga titles for readers to enjoy.