Linda Evans appears here the same year of her breakout role on television's The Big Valley.
Eric Von Zipper:
Please, do not destroy my mood. Tonight, I even like you.
Bullets: Oh, perfect. I'll save the next dance for you.
Eric Von Zipper: I lead.
Frankie can be clearly seen waiting for his cue behind the attic window of the "bubbie house" before he finally jumps through it and punches South Dakota Slim.
A scene showing the Rats doing a comic dance routine (complete with funny sound effects) to the waltz at the nightclub was cut from the theatrical print but was included in some TV prints in the '70s.