 <unk> of <unk> 's Reviews opined that Carpenter should have been offered a permanent part on the show Pat Shand criticized the show 's decision to kill the character , saying that she would have filled the role of the " fourth main character " or " non @-@ Charmed One getting all that screen time " in season eight rather than novice witch Billie Jenkins ( <unk> <unk> ) . He added that he wished that the character had a spin @-@ off with Cole Turner and Darryl Morris . 
