The  formation of Il Divo comprises a renowned Spanish opera and Spanish baritone, Carlos Marín; two classically trained tenors, Swiss Urs Bühler and American David Miller; and a French pop singer, Sébastien Izambard.

Il Divo sings in English, Italian, Spanish, French, and Latin

Recording started in the first half of 2004 in Sweden, with their self-titled album.
The album hit the #1 slot on both Amazon.com and BarnesandNoble.com after a career-defining appearance on The Oprah Winfrey Show on 5 April 2005, where they performed "Regresa a Mi".

In the United Kingdom, the Il Divo album knocked Robbie Williams from the number 1 spot.

This multiplatinum-selling CD became number one in the charts in a total of 13 countries around the world, and achieved top 5 placing in 25 countries.