Colin Egglesfield (born February 9, 1973) is an American actor. He is best known for his portrayal as Dr. Josh Madden in the soap opera All My Children, as Auggie Kirkpatrick in The CW's short-lived teen drama Melrose Place, as Jane Rizzoli's brother Tommy in Rizzoli & Isles, as Evan Parks on The Client List, and as Dex in the film Something Borrowed.

He's appeared in other films including Must Love Dogs, Bad Moms, and The Space Between Us.

He's guest starred on TV shows including Charmed, Gilmore Girls, Nip/Tuck, Brothers & Sisters, Drop Dead Diva, Unforgettable, Chasing Life, and Lucifer.