Greek Theo Angelopoulos traveling from Athens to Ostia, the Roman beach where Pasolini was killed. Far from there, in a Spanish train station, Víctor Erice wanders in an interview about the film resistance. And in Italy, Tonino Guerra, Ninetto Davoli and Nico Naldini lend his voice to the missing Passolini to close a historic triangle on film and solitude.

• Documentary