|Number of Episodes||TBA|
|Air date||Fridays @ 8/7c|
The Third Season of the NBC American Comedy Series Undateable premiered for the very first time on October 9th, 2015. Adam Sztykiel returned and continues to serve as executive producer of the series along with Bill Lawrence, Jeff Ingold, and Randall Winston. The season premiere was a special one hour premier which consisted of the first two episodes A Will They Walks Into a Bar and A Won't They Walks Into a Bar. All the episodes of season 3 will be broadcast live, and have a different musical guest each week along with other special guest stars.
- Chris D'Elia as Danny Burton Leslie's younger single brother.
- Brent Morin as Justin Kearney Danny's roomate and Candace's Boyfriend.
- Bianca Kajlich as Leslie Burton Danny's older sister who is in a new relationship.
- Bridgit Mendler as Candace Justin's girlfriend, and newest member of the gang.
- Ron Funches as Shelly Justin's Oodball and goofy friend.
- David Fynn as Brett Justin's best friend who recently came out of the closet.
- Rick Glassman as Burski Justin's creepy and weird friend who likes Leslie.
- Nico & Vinz
- Saint Motel
- Meghan Trainor
- American Authors
- Alessia Cara
- Andrew McMahon
- Charlie Puth
- Backstreet Boys
|24||1||"A Will They Walks Into a Bar"||Adam Sztykiel||October 9, 2015||2.54|
|25||2||"A Won't They Walks Into a Bar"||Adam Sztykiel||October 9, 2015||2.54|
|26||3||"A Rock and a Hard Place Walk Into a Bar"|| Allison Bosma &|
|October 16, 2015||3.13|
|27||4||"A Truth Hug Walks Into a Bar"||Chris Luccy||October 23, 2015||2.58|
|28||5||"Halloween Walks Into a Bar"||Craig Doyle||October 30, 2015||2.60|
|29||6||"A Puppet Walks Into a Bar"||Michael Hobert||November 6, 2015||2.64|
|30||7||"An Origin Story Walks Into a Bar"|| Amy Pocha &|
|November 20, 2015||272|
|31||8||"A Bachelorette Party Walks Into a Bar"||Austen Faggen||December 4, 2015||2.86|