Osmond, who portrayed the biblical figure in the 1998 CLO staging of Joseph and understudied his uncle Donny Osmond in the national tour of the musical, reprises his performance for the summer staging that runs May 26-June 7.
The recent "American Idol" contestant joins a cast that includes Wicked's Shoshana Bean as the Narrator, Peter Matthew Smith (Cry-Baby, Hairspray) as the Pharoah/Levi and Gene A. Saraceni as Jacob.
Joseph will also feature Callan Bergmann, Sae La Chin, Tracy Groth, Elisa Halma, Jamie Markovich, Gabrielle McClinton, Natalie Newman, Ahmad Simmons, Jason Sparks, Lauren Sprague and Kathryn Lin Terza and Cody Williams.
Richard Stafford (Broadway's In My Life) directs the production that will have musical direction by Craig Barna.
Complete casting and creative duties will be announced shortly. Season subscriptions for the 2009 summer season at Pittsburg CLO are currently available by visiting PittsburghCLO, or by phoning (412) 456-6666.