Anecdotes

In Fashion maman (2004), his on-screen sister was played by his real-life sister, Abigail Breslin.

Has appeared in four Tim Allen films.

Friends with actress Dakota Fanning.

Was discovered at a New York playground at the age of three

He and his younger sister, Abigail Breslin, have an older brother Ryan Breslin.

Was listed as a potential nominee on the 2004 Razzie Award nominating ballot. He was suggested in the Worst Supporting Actor category, as well as Worst Screen Couple with co-star Dakota Fanning, in the film Le chat chapeauté (2003). He failed to receive either nomination.

Childhood friend of actress Skye McCole Bartusiak.

His paternal grandfather was an Irish immigrant, and his paternal grandmother was born in New York, to Austrian Jewish parents. Spencer's mother has Irish and English ancestry.

According to a December episode of The Tonight Show with Jay Leno (1992), he admitted to giving his best friend of six years, actress Skye McCole Bartusiak, paper clips and an action figure as a Christmas gift.