Robert De Niro has been diagnosed with prostate cancer, but the Oscar-winning star of Raging Bull and The Godfather Part II is expected to make a full recovery. "Doctors say the condition was detected at an early stage because of regular checkups," the actor's spokesman said in a statement. "Because of the early detection and his excellent physical condition, doctors project a full recovery." The rep gave no details regarding De Niro's course of treatment.