The film's story-line necessitated the creation of a Dinner Key Ferry, which the three heroes hijack. The art department complied, renting an old ferry, rigging it up, and building an entrance in the Dinner Key Marina, through which cars could pass. The entire operation was realistic-looking enough that a local newspaper sent a photographer down to shoot a story on the new ferry slated for service in Miami.
One of numerous collaboration of husband and wife actors Alex Karras and actress Susan Clark. The others were the cinema movie Porky's (1981) , the tele movies Babe (1975), Word of Honor (1981), Maid in America (1982), Jimmy B. & André (1980), and a multitude of episodes in the television series Webster (1983) the latter which represented the high majority of the pair working together.
The films that were playing on the double bill when Walter (Robert Klein) was born in the front row of the old New York Roxy Theatre were The Public Enemy (1931) and The Petrified Forest (1936).
Gabe Kaplan was at the time known mostly from his role starring as schoolteacher Gabe Kotter in the hit television series Welcome Back, Kotter (1975), which also featured John Travolta.