Title: Nancy Drew and the Hidden Staircase (2019 film)
Content:  Nancy Drew and the Hidden Staircase is a 2019 American teen mystery comedy film directed by Katt Shea with a screenplay by Nina Fiore and John Herrera, based on the book of the same name by Carolyn Keene which was earlier adapted for a 1939 film. The film, produced by A Very Good Production and Red 56 and distributed by Warner Bros. Pictures, stars Sophia Lillis in the role of Nancy Drew, as she investigates a haunted house. It also stars Zoe Renee, Mackenzie Graham, Laura Slade Wiggins, Sam Trammell, and Linda Lavin in supporting roles. Nancy Drew and the Hidden Staircase was released in the United States on March 15, 2019, by Warner Bros. Pictures. The film received mixed reviews from critics, with praise for Lillis' performance and humor, but criticized its muddled plot and inconsistent tone.
Title: Nancy Drew and the Hidden Staircase (1939 film)
Content:  Nancy Drew and the Hidden Staircase is a 1939 American mystery film directed by William Clemens and written by Kenneth Garnet. It is fourth and last in a series of films starring Bonita Granville as teenage amateur detective Nancy Drew, Frankie Thomas as her boyfriend, and John Litel as her father. It was loosely based on the novel of the same name by Mildred Wirt Benson. The film was released by Warner Bros. on September 9, 1939.
Title: The Hidden Staircase
Content:  The Hidden Staircase is the second volume in the Nancy Drew Mystery Stories series written under the pseudonym Carolyn Keene, published in 1930 and revised in 1959. The original text was written by Mildred Wirt Benson, and she has said that it is her personal favorite of the Nancy Drew Books she wrote. The novel was adapted as a Warner Bros. film, Nancy Drew and the Hidden Staircase, in 1939. Another adaptation of the book from Warner Bros. was released on March 15, 2019.
Title: The Hidden Staircase
Content:  The novel was adapted as a Warner Bros. film, Nancy Drew and the Hidden Staircase, in 1939. Another adaption of the book from Warner Bros. was released on March 15, 2019. The 12th installment in the Nancy Drew point-and-click adventure game series by Her Interactive, named Nancy Drew: Secret of the Old Clock, is loosely based on the novel and also incorporate elements from The Secret of the Old Clock, The Bungalow Mystery, and The Mystery at Lilac Inn. A reference to the book is made in the pilot episode of the Nancy Drew television series with Nancy finding a missing girl behind a hidden staircase. Later in the first season, an episode named "The Hidden explores the case more fully as Nancy goes back to the old warehouse where she found the staircase.
Title: Nancy Drew and the Hidden Staircase (2019 film)
Content:  Nancy Drew and the Hidden Staircase was nominated for Best DVD or Blu-ray Release at the 45th Saturn Awards.
Title: Nancy Drew and the Hidden Staircase (2019 film)
Content: Sophia Lillis as Nancy Drew ; Zoe Renee as George Fayne ; Mackenzie Graham as Bess Marvin ; Laura Slade Wiggins as Helen Corning ; Sam Trammell as Carson Drew ; Linda Lavin as Flora ; Andrea Anders as Hannah Gruen ; Jesse C. Boyd as Willie Wharton ; Jay DeVon Johnson as Sheriff Marchbanks ; Andrew Matthew Welch as Deputy Patrick ; Jon Briddell as Nate ; Josh Daugherty as Mr. Barnes ; Evan Castelloe as Derek 
Title: Nancy Drew and the Hidden Staircase (2019 film)
Content:  On April 20, 2018, it was reported that Sophia Lillis would star in the film adaptation of Nancy Drew and the Hidden Staircase, which would be produced by Ellen DeGeneres, Jeff Kleeman, and Chip Diggins for Warner Bros. Pictures. In June, other casting was announced which included Zoe Renee as George, Mackenzie Graham as Bess, Laura Slade Wiggins as Helen, Sam Trammell as Carson, Linda Lavin as Flora, and Andrea Anders as Hannah, along with Jay DeVon Johnson, Andrew Matthew Welch, Jon Briddell, Josh Daugherty, Evan Castelloe, and Jesse C. Boyd. Principal photography on the film took place that same month in Monroe, Georgia.
Title: Nancy Drew and the Hidden Staircase (2019 film)
Content:  After her mother's death, 16-year-old sleuth Nancy Drew and her father Carson relocate from Chicago to rural River Heights. While Nancy struggles to fit in, Carson is active in local politics, fighting the development of a train line through the town. A local thug named Willie Wharton threatens Nancy one night to try to scare her father into backing down. While performing community service as punishment for a prank on a school bully, Nancy meets Flora, an elderly woman needing help with an apparent haunting in her home. Excited by the mystery, Nancy stays overnight at Flora's home, along with Flora's niece Helen. That night, strange things begin to happen, with lights going out and then exploding, cabinet doors and 
Title: Nancy Drew and the Hidden Staircase (1939 film)
Content:  leaving their home. When Nancy recognizes the dead man as the trespasser, she begins investigating, dragging her boyfriend Ted Nickerson (Frankie Thomas) into one predicament after another, eventually getting him fired and jailed. When police Captain Tweedy (Frank Orth) arrests the two sisters for Phillips' murder, their ownership is endangered. Just in time, Nancy and Ted discover a secret passageway in the basement linking it to the neighboring house, owned by Daniel Talbert (William Gould). Talbert would make a lot of money if a racetrack were to be built on the two properties, but the Turnbulls had turned down an offer to buy their place.
Title: Nancy Drew and the Hidden Staircase (2019 film)
Content:  opening, and a cloaked figure appearing and warning Nancy to give up her mystery. The next day, Nancy believes that someone broke in and tried scaring them out. Nancy and Helen investigate, and they find a secret passage that leads outside, revealing how the "ghost" entered the house. The secret passage also contains props the intruder used to simulate a haunting, such as a rigged fuse box to manipulate the lights in the house. The rest of the strange phenomenon is explained by a rig that emits concentrated nutmeg through the house's air conditioning, which triggers dangerous hallucinations. Later, Nancy realizes her father, who is staying out of town on a business trip, has not checked in with her 

Question: What genre is Nancy Drew and the Hidden Staircase?
Answer: mystery film.