Watch the official "Kevin Working with Sylvester Stallone" interview for This Is Us.
The NBC drama series stars Milo Ventimiglia, Mandy Moore, Sterling K.
Brown, Chrissy Metz, Justin Hartley, Susan Kelechi Watson, Chris Sullivan, Logan Shroyer, Hannah Zeile and Niles Fitch.
This Is Us Season 6 is streaming now on Peacock!