At the time of its original release there was a promotion in the newspaper's movie section advertisements that made the offer, "If You Bring In A Bucket Of Blood To Your Local Theater's Management (Or Ticket Booth), You Will Be Given One Free Admission."
The sets for this film would be re-used for Roger Corman's next production The Little Shop of Horrors (1960). They were previously used for The Diary of a High School Bride (1959).
When preview audiences saw Maxwell arrive in a tuxedo and sandals, it caused them to chuckle because it seemed so appropriate to the character. However, it was actually because Julian Burton had swollen feet due to wearing the sandals constantly and had no choice.
Julian Burton is reported to have actually written the entire "Life is a bum" poem himself, taking care to make the poem imitate--and yet parody-"'beatnik" art at the same time.
Though Dick Miller is a recognizable veteran actor who's appeared in well over 100 movies, this film is one of only three in which he had a starring role, the others being Rock All Night (1957) and War of the Satellites (1958).