Reunited with Caterina, Leonardo perseveres with his work but is frustrated by the growing success of a younger artist, Michelangelo. Putting his feelings aside, Leonardo is persuaded to accept a new commission, a giant fresco of the Battle of Anghiari, but faces competition from his newfound rival.

Cast: Aidan Turner, Matilda De Angelis, Carlos Cuevas, Robin Renucci, Antonio De Matteo, Massimo De Santis, Giovanni Scifoni, Corrado Invernizzi, William Michael Roberts, Freddie Highmore, Luca Grispini, Davide Iacopini, Maria Vera Ratti, Alfie Rigby, Gianmarco Saurino