Kieran was just seven years old when he made his film debut as Fuller McCallister in Home Alone, which starred his ... which won him a Best Supporting Actor Oscar just last month.

He played Kevin's youngest cousin Fuller, and he can be seen in the beginning of the movie ahead of the shenanigans taking place for Kevin. Needless to say, we're obsessed with Home Alone — and ...

The actor, who shares daughter Kinsey ... in the 1990 film Home Alone and its 1992 sequel Home Alone 2: Lost in New York. Kieran played cousin Fuller. And while they were both children when ...