Duggie Brown, a well known stand up comedian in the 70s, is the old man sitting at the bar when Funny Cow is doing the drinks tray routine.
Hannah Walters and Stephen Graham are married in real life. They also played a married couple in Time (2021). Both their children, Alfie Graham and Grace Graham, also appear as characters Liam and Debs.
At around 36 minutes Angus and Funny Cow watch the classic film The Red Balloon (1956) (The Red Balloon) at the cinema.