After listening to Genovese's personal account of the two, check out the clips below and watch them work together beginning from the most recent collaboration to the oldest.
Since I added scenes from Genovese's 2017 The Place and 2016 Perfetti Sconosciuti to his response, lets's begin with the 2009 television show Buttafuori.
Here is the complete filmography (let me know if there is anything I missed) and clips from a few of their films and television appearances...
Il grande salto (2018)
Director: Giorgio Tirabassi
Ogni maldetti Natale (2014)
Directors: Giacomo Ciarrapico, Mattia Torre, Luca Vendruscolo
Basette (short film, 2008)
Director: Gabriele Mainetti
Director: Renato De Maria
Il Ragno La Mosca (short film, 2005)
Directed by Emanuele Scaringi
Odore della notte (1998)
Director: Claudio Caligari
Director: Claudio Sestieri
For more information on Paolo Genovese, Marco Giallini and Valerio Mastandrea, check out a few of my previously published articles on them:
Valerio Mastandrea (Interview)