The Devil's Daughter also known as The Sect (Italian title: La Setta) and Demons 4 is a 1991 Italian horror film

Horror film

Horror films seek to elicit a negative emotional reaction from viewers by playing on the audience's most primal fears. They often feature scenes that startle the viewer through the means of macabre and the supernatural, thus frequently overlapping with the fantasy and science fiction genres...

 co-written and produced by Dario Argento

Dario Argento

Dario Argento is an Italian film director, producer and screenwriter. He is best known for his work in the horror film genre, particularly in the subgenre known as giallo, and for his influence on modern horror and slasher movies....

 and directed by Michele Soavi

Michele Soavi

Michele Soavi, sometimes known as Michael Soavi is an Italian filmmaker.-Career:Michele Soavi was born in Milan. As a teenager, Soavi enrolled in creative arts classes and developed into a talented actor. He took acting lessons at Milan's Fersen Studios, but his greatest talent was working behind...

. The film stars Kelly Curtis

Kelly Curtis

Kelly Lee Curtis is an American actress.She was born in Santa Monica, California, the elder child of actors Tony Curtis and Janet Leigh and the sister of actress Jamie Lee Curtis. Kelly Curtis began acting at the age of 27, playing Muffy in John Landis' Trading Places...

 and Herbert Lom

Herbert Lom

Herbert Lom is a Czech film actor, best known for his role as former Chief Inspector Charles Dreyfus in the Pink Panther movie series.-Life and career:...

.

Plot

Following a 70s set prologue, the film takes place in present day Frankfurt, Germany. Miriam Kreisl (Kelly Curtis

Kelly Curtis

Kelly Lee Curtis is an American actress.She was born in Santa Monica, California, the elder child of actors Tony Curtis and Janet Leigh and the sister of actress Jamie Lee Curtis. Kelly Curtis began acting at the age of 27, playing Muffy in John Landis' Trading Places...

) is a young schoolteacher who narrowly misses her car hitting an old man carrying a box. Reluctantly, she takes in Moebius Kelly (Herbert Lom

Herbert Lom

Herbert Lom is a Czech film actor, best known for his role as former Chief Inspector Charles Dreyfus in the Pink Panther movie series.-Life and career:...

), the mysterious old man. What she doesn't know is that their meeting is no accident. Moebius is the elder of a Satanic sect and she has been chosen to give birth to the son of Satan.