From 1998–2001, McCartney played Adam Chandler, Jr. in the ABC soap opera All My Children, a role for which he earned two Young Artist Awards and two Daytime Emmy Award nominations.
Dari 1998-2001, McCartney memainkan Adam Chandler, Jr di ABC opera sabun All My Children, peran yang ia mendapat dua penghargaan Young Artist dan dua nominasi Daytime Emmy Award.