If you're a This Is Us fan then you've noticed the hit show has had its fair share of guest stars! TV personalities, actors, and comedians have all lent their talent to the emotional drama that has quickly become one of the most popular shows on the air. In fact, in Season 2, Hollywood actor Sylvester Stallone had a memorable guest role where he played himself and had scenes with Chrissy Metz and Justin Hartley.

His performance was so moving to viewers that People named him one of the best guest stars of 2017. "I thought they’re getting a big star, boost the ratings, get people to tune in to see Stallone, how good can it be?” Bingeworthy co-host Jessica Shaw admitted. “He’s awesome. It was such a delight to watch him.” Keep scrolling to see which stars have had a guest role on This Is Us!