David Ranghelli, the producer and director of the documentary "The Calling," discusses the subject of his film: the blessings and challenges of the call to religious vocation.

Actor Tony Hale ("Arrested Development" TV series) discusses the challenges of being a Christian in Hollywood; part 2 of an interview with Catholic evangelist Mario St. Francis.

Internationally known actor/model Mario St. Francis explains why he now devotes much of his time to evangelization and Vince Frese, co-founder of DivorcedCatholics.com, discusses the challenges faced by Catholics whose marriages fail.

Author Vince Frese ("Divorced. Catholic. Now What?") and part II of a talk with Elizabeth Bettina, author of "It Happened in Italy":  Untold Stories of How the People of Italy Defied the Horrors of the Holocaust."

Part II of an interview with best-selling author David Baldacci and part I of a talk with Elizabeth Vettina, author of "It Happened in Italy": Untold Stories of How the People of Italy Defied the Horrors of the Holocaust."

More from Tony Award-winning singer and actress Lea Salonga and Part I of an interview with best-selling author David Baldacci.

Tony Award-winning singer and actress Lea Salonga and NeoStem CEO Dr. Robin Smith.

Three-time Daytime Emmy Award winner Jonathan Jackson shares his views on Catholicism and passing on faith to the next generation.

Jeannie Opdyke Smith shares more of her mother’s story of saving Jews in Poland during World War II and three-time Daytime Emmy Award winner Jonathan Jackson discusses how his parents planted the seeds of faith in his life.

Father Don Calloway discusses his unusual path to the priesthood and Jeannie Opdyke Smith, shares her mother’s story of saving Jews in Poland during World War II.