Lindsay Sloane (Emily) and Wendell Pierce (Teddy) previously worked together on Horrible Bosses (2011).
Besides Felix (Thomas Lennon) and Oscar (Matthew Perry), Roy (Dave Foley) is the only character that was in all Odd Couple adaptations (play; original film The Odd Couple (1968); The Odd Couple (1970) and The Odd Couple (2015) television programs).