 Tanner has since starred in a variety of leading roles in major opera houses, including "Pagliacci" in La Monnaie, Brussels, "Cavaradossi" in the Minnesota Orchestra production of "Tosca", and Radames (alongside soprano Angela Brown) in Opera Pacific's "Aida".After performances with the Washington National Opera in their 2004-2005 season productions of "Samson and Delilah" and "Il Trovatore", he returned to Santa Fe to sing "Calaf" in "Turandot" during the company's 2005 summer season.Tanner has also sung Calaf at many major opera houses in Germany plus, in 2006, he sang the role at the Maggio Musicale Fiorentino under the direction of Zubin Mehta and toured with that festival organization to Japan for several more performances.