Jamie Farr and William Christopher play supporting roles as two hippie bikers. Four years later they would co-star as Cpl. Maxwell Q. Klinger and Lt. Father Francis John Patrick Mulcahy on M*A*S*H (1972).
The final scenes of this film feature Doris Day teary-eyed, wearing a housecoat and slippers. When her husband of 17 years Martin Melcher died suddenly just after production was completed, gossip magazines at the time used stills of Day from this movie, looking distraught and out-of-sorts, to accompany their articles about Melcher's death.
Molly asks Abby if she has a "snood", which she does not have nor knows what it is, in order to fix her hair for the dinner party. A snood is a type of hair net that was often used by women for work or fashion.
Jackie Joseph would next work with Doris Day on her TV series, The Doris Day Show (1968), for which she'd be a regular (albeit with several slightly different names; Jackie Parker, Jackie Patrick, Jackie Perkins), during the series' last two years.