A Perfect Couple is a 1979 romantic-comedy film co-written and directed by Robert Altman and starring Paul Dooley, Marta Heflin, Titos Vandis, and Belita Moreno.

As a result, Allan Nicholls re-wrote the role of Sheila Shea from an Earth Mother type to the young singer/groupie played by Marta Heflin.

The band depicted in the film, Keepin' 'Em Off the Streets, was a real group consisting of actors and singers who had previously worked with Nicholls on Broadway musicals.

"[3] Janet Maslin of The New York Times was negative, writing, "If Mr. Altman keeps on operating at such a small fraction of his powers, his masterworks may begin to look more and more like happy accidents.

"[6] Bruce McCabe of The Boston Globe stated, "I don't want to go so far as to say that this film is Robert Altman's creative death knell but it's plain that he's in deep trouble ...