In book 5, Order of the Phoenix, in a sense he betrays him, though he should have never been trusted.
In the end though, he has a change of heart and turns good.
Kreacher is the house elf for the Black family's home. After the death of Sirius, he becomes Harry's to command. Harry eventually wins Kreacher's affection.
Dobby and Kreacher.
The only house elves mentioned are Dobby, Kreacher, Winky and Hokey.
He is a vital character to the seventh book and it is very likely he will appear. However it has yet to be confirmed as to whether or not he will be in it. Yes, he is in the movie. He helps Harry Potter find Mundungus with the help of doby.
Kreacher is upstairs in the Black's tapestry room.
Timothy Bateson
Is it Order of the Pheonix? If it is you need to talk to Sirius leave the room and you will see kreacher
He simply calls for Kreacher, who was bound to obey him.
Kreacher is the house elf for the Black family's home. After the death of Sirius, he becomes Harry's to command. Harry eventually wins Kreacher's affection.
Kreacher (from Harry Potter), knives (when thrown at you...)
he's a house elf named Kreacher
Dobby and Kreacher.
The only house elves mentioned are Dobby, Kreacher, Winky and Hokey.
He is a vital character to the seventh book and it is very likely he will appear. However it has yet to be confirmed as to whether or not he will be in it. Yes, he is in the movie. He helps Harry Potter find Mundungus with the help of doby.
Knockturn Alley, Knight Bus, Knuts, Kreacher
Kreacher is upstairs in the Black's tapestry room.
Because he didn't want to be. It would have driven him mad.