Florida Heat as Atmosphere Body Heat (1981)
The heat is the film's moral atmosphere, not a backdrop
Body Heat's South Florida heat wave is the film's literal weather and its moral solvent. The heat is named in the first line ("My God, it's hot!") and the last line ("It is hot." "Yes."). It is the subject of Lowenstein's diner monologue ("When it's hot, people try to kill each other... pretty soon people think the old rules are not in effect, break them, and figure nobody cares because it's emergency time").b10 It is the medium in which Ned misjudges every consequence and the climate Matty pays to live in by the closing shot.
The heat does three structural jobs simultaneously:
- It dissolves the rules. Lowenstein states the thesis directly. People in a heat wave behave as though the ordinary social rules are not in effect.
- It exposes bodies. The wardrobe is minimal; sweat reads continuously on every face; the visual register is one of bodies that cannot be hidden. The heat is the production-code-lifted era's argument made meteorological.
- It is portable. The heat at the start belongs to South Florida and is a complaint. The heat at the end belongs to a tropical beach and is a description. Matty has changed her location from one she resented to one she paid for, and the heat is the same.
Lake Worth, Florida, summer 1981
Principal photography ran in and around Palm Beach County, Florida, in the summer of 1981. Lawrence Kasdan (in Body Heat) deliberately scheduled the shoot during the actual hottest months — June through August — to put real heat on the actors and the locations. Most exterior locations had no air-conditioning. The cast was given salt tablets and ice water; multiple scenes were shot in temperatures above 90°F with humidity above 80%. (wptv)
The strategy was that the sweat on screen had to be real sweat. Cinematographer Richard H. Kline's lighting policy made the sweat visible (see Richard Kline's Heat-Soaked Florida Look); the production schedule made the sweat genuine.
"We shot in the actual heat. The actors were drinking water between every take. Bill Hurt was in long sleeves and a tie for half the picture and he could not take them off. The sweat is real. That's the point of the picture." — Lawrence Kasdan, The Hollywood Reporter (2021)
The bandshell at Lake Worth
The most-identified location is the Lake Worth Casino bandshell, redressed as the fictional "Miranda Beach" bandshell. The structure — a 1920s WPA-style open-air bandshell on the Atlantic shore — provided exactly the visual register Kasdan wanted: a public summer-evening space where a small-town lawyer in white linen could plausibly pick up a married woman in a white skirt. Lake Worth's downtown bars and porch-style residential streets supplied most of the rest of the exterior locations.
"Lake Worth in the summer of 1981 was Body Heat. The town has played itself in every retrospective screening since." — Mike Hull, The Reveal (2021)
The town has built a small annual tourism industry around the film. The Lake Worth Casino bandshell holds anniversary screenings; the 40th-anniversary screening in 2021 sold out. (wptv)
Florida noir as a sub-genre
Body Heat sits inside a small but distinct sub-genre — Florida noir. The terrain is shared with John D. MacDonald's Travis McGee novels (1964–1985), Charles Willeford's Hoke Moseley novels (1984–1988), Carl Hiaasen's later Miami satires, and a handful of films: Tony Rome (1967), Lady in Cement (1968), Marathon Man (1976, partial), Scarface (1983), Miami Blues (1990), Cape Fear (1991), Striptease (1996), and Out of Sight (1998).
What unifies Florida noir is the climate as moral solvent. The dust of California noir, the rain of Pacific Northwest noir, the snow of Fargo's northern noir all do similar work — they are climates that deny the protagonist a stable sense of consequence. Florida's contribution is heat, humidity, and the promise of leisure that the protagonist (always not on vacation) cannot share.
"Florida noir is the noir of climate as alibi. The heat makes everything seem like emergency time. The lawyer's cigarette never quite stays lit. The blood doesn't dry the way it would in Los Angeles. The body keeps surprising you. Body Heat is the Florida noir." — Walter Chaw, Film Freak Central (2021)
What heat does that other weather can't
Heat in Body Heat carries specific structural weight that other weather could not:
- Sweat exposes deception. Matty's lipstick, the cherry slush on her white blouse, the ice cubes against burned skin — every romantic image in the film is also a stain or a melt. The heat does not let any surface stay clean.
- Heat shortens patience. The conventional 1944 noir's slow-burn psychology requires cooler weather. Body Heat's accelerated commitment ("Because we're going to kill him" by minute 44) is plausible because the heat is the structural argument for impatience.
- Heat cannot be avoided. Unlike rain or snow, heat does not have an indoor / outdoor escape. The Pinehaven house has fans but no air-conditioning. Ned's apartment is hot. Stella's diner is hot. The bandshell is hot. There is no scene set in a place the audience can read as cool. The heat is universal in the world of the film.
The closing inversion
The film's structural argument about heat is delivered as the closing tropical-beach shot. The heat at the start is a complaint Ned makes ("My God, it's hot!"). The heat at the end is a description Matty makes ("It is hot.") Both are true. What changes is who is in possession of the heat and on what terms.
Ned in the first scene is in the heat involuntarily — South Florida summer, no air-conditioning, a stewardess pulling on her uniform behind him while the Seawater Inn burns. Matty in the last scene is in the heat by choice — a tropical beach she paid for, in shade, in dark glasses, with a young man bringing her a drink. The line is the same; the stance is opposite.
The heat does not change. The protagonist's relation to the heat changes. That is the film's whole structural argument about its own atmosphere. See The Beach Ending.