Some reports said the leaders would meet as early as June 6, but the Vatican spokesman said "this great initiative" needs time to come together.
Cardinal James Harvey told the future priests gathered at a fundraiser in Rome: "People don't care what you know until they know that you care."
Spanish heartthrob Antonio Banderas may be cast in the role of Pope Francis in the first feature film to be made on the life of the Argentine pontiff.
Italian director Daniele Luchetti plans to make the $12 million Spanish language film, titled "Call Me Francesco," with producer Pietro Valsecchi, who has made some of Italy's highest-grossing movies.
Valsecchi's Rome-based production house, Taodue Film, confirmed the news Wednesday, and a spokeswoman said the company was looking to shoot the film in various locations, including Argentina and Italy.
What was it like to be in that crowd during the canonizations, ministering to the people, especially those who were farthest away?
"Arab Christians are up to the challenge of reviving their presence. They should not rely solely on political circumstances, whether they are favorable or not."
"We Europeans represent a form of Christianity that sometimes seems to be tired," Cardinal Gianfranco Ravasi said. African Christianity "shines as a beacon, as an example for other continents."
Added to the imagery of Good Friday at the Vatican this year: Connections between Christ's suffering and those of homeless, jobless, migrants, women.
Sr. Cristina Scuccia, a 25-year-old nun from Sicily, has electrified "The Voice of Italy," and a record number of people tuned in to watch her sing Wednesday.
The working title for the series is "The Young Pope," and the 43-year-old director hopes to create fictional mysteries and scandals within the walls of the Vatican.
The Italian bishops' conference encouraged its members to cooperate with civil authorities in cases of clerical sexual abuse, but said the bishops have no legal obligation to report abuse.