Trivia

The second attempt at a spinoff of How I Met Your Mother (2005). The first, a pilot called How I Met Your Dad (2014), wasn't brought to series.

Pamela Fryman, who directed most of the original series' episodes, returns as a director.

The show was only added to streaming services in the United Kingdom on 11 May 2022. Rather than airing weekly episodes, the first season was made available to watch in its entirety.

Paget Brewster played both Hillary Duff & Josh Peck's mom, in How I Met Your Father & Grandfathered, respectively.

Hilary Duff and Josh Peck were in What Goes Up (2009) together.