Steven Ralph Schirripa (/ʃɪˈrɪpə/ shirr-IP-ə; born September 3, 1957) is an American actor. He is best known for portraying Bobby Baccalieri on The Sopranos, Leo Boykewich on The Secret Life of the American Teenager, and Detective Anthony Abetemarco on Blue Bloods. Schirripa is host of two Investigation Discovery series: Karma's A B*tch! and Nothing Personal. He is the voice of Roberto in the Open Season film series.