[20] In March 2013, it was revealed that Amanda Peet, Melanie Lynskey and Steve Zissis joined the cast of the series.

The critical consensus reads: "Togetherness is a delightful surprise that interweaves day-to-day life with moving, dramatic characters who have an affinity for deprecating, squirmy humor.

[27] IGN reviewer Matt Fowler gave the entire first season an 8.3 out of 10, saying that "The Duplass brothers, along with several wonderful performances, have managed to take an oft-trodden road and paved it fresh.

The critical consensus reads: "Togetherness returns with its charm intact, though its compelling characters could stand to have a few more laughs.

[30] Alan Sepinwall of HitFix wrote, "The stories are told with such intimacy, such empathy, and such attention to detail, that it transcends labels and generalities" and that the show is "even better this year".