In this task, you will be shown an extract from a movie plot and a question. You need to provide the correct answer for it. Short answers containing words that are present in the passage are preferred.

Detective Ulisse Moretti (von Sydow) is investigating a series of murders in Turin in 1983 known as The Dwarf Murders. The main suspect, a giallo novelist named Vincenzo de Fabritiis, turns up dead and the case is considered closed. However, seventeen years later, a similar series of murders begin and draw the since-retired Moretti back into the case. Moretti teams up with Giacomo (Stefano Dionisi), whose mother was murdered in the 1983 spree, to determine if de Fabritiis is still alive or was actually innocent of the crimes for which he was accused. As the murders continue, the investigating duo discovers that the murderer is arranging their murder to an old nursery rhyme about the killing of animals., Question: Who plays Ulisse Moretti?
Answer: von Sydow

Cinderella is the beloved child of a widowed aristocrat; a kind and devoted father who feels as though his daughter needs a mother's care. He remarries Lady Tremaine, a widow with two daughters of her own, Drizella and Anastasia. After Cinderella's father dies unexpectedly, Lady Tremaine is revealed to be a cruel and selfish woman, only interested in her daughters. Cinderella is mistreated by her stepfamily, who take over the estate and ultimately reduce her to being a scullery maid in her own home. Despite this, Cinderella grows into a kind and gentle young woman, befriending the mice and birds who live around the chateau.One day, at the royal palace, the King discusses with the Grand Duke his desire for his son the Prince to settle down and have children. They organize a ball in an effort to find a suitable wife for the Prince. Cinderella asks her stepmother if she can attend, as the invitation says "every eligible maiden" is to attend. Lady Tremaine agrees, provided if Cinderella finishes her chores and find a nice dress to wear. However, the extra chores are preventing Cinderella from designing her dress on time. Cinderella's animal friends, led by Jaq, Gus and the other mice, fix up a gown that belonged to Cinderella's mother using beads and a sash thrown out by Drizella and Anastasia, respectively. When Cinderella comes down wearing her new dress, Lady Tremaine compliments the gown, pointing out the beads and the sash. Angered by the apparent theft of their discarded items, the two stepsisters tear the dress to shreds.Just as Cinderella is about to give up hope, her Fairy Godmother appears and turn the remains of Cinderella's dress with her magic wand into a white ball gown with glass slippers. She also transforms a pumpkin into a carriage, the mice into horses, her horse Major into a coachman, and her dog Bruno into a footman. The Fairy Godmother warns her the spell will break at the stroke of midnight. At the ball, the Prince rejects every girl until he sees Cinderella. The two fall in love and dance alone throughout the castle grounds until the clock starts to chime midnight. Cinderella flees to her coach and away from the castle, losing one of her glass slippers in the process. After her gown turns back into rags, the mice point out that the other slipper is still on her foot. The Grand Duke informs the King of Cinderella's escape and presents the slipper as their only piece of evidence. The King orders the Duke to visit every maiden in the kingdom to find Cinderella, issuing a royal proclamation that she will then marry the Prince.When news reaches Cinderella's household, her stepfamily prepare for the Duke's arrival. Overhearing this, Cinderella dreamingly hums the waltz played at the ball. Realizing Cinderella was the girl who danced with the Prince, Lady Tremaine locks her in the attic. When the Duke arrives, Jaq and Gus steal the key to Cinderella's room, but Lady Tremaine's cat Lucifer ambushes them before they can free her. With the help of the other animals and Bruno, they chase him out of the house and Cinderella is freed. As the Duke prepares to leave after the stepsisters have tried to force their enormous feet into the slipper, Cinderella appears and request to try it on. Knowing the slipper will fit, Lady Tremaine trips the footman, causing him to drop the slipper, which shatters on the floor. When the Duke thought its now hopeless, Cinderella then presents the other glass slipper, much to her stepmother's horror. A delighted Duke slides the slipper onto her foot, and it fits perfectly.Cinderella and the Prince celebrate their wedding and live happily ever after., Question: What does Cinderella produce to prove who she was?
Answer: A glass slipper

In 1989, seventeen-year-old Mike O'Donnell (Zac Efron) learns during the start of his high school championship basketball game that his girlfriend Scarlet Porter (Allison Miller) is pregnant. Moments after the game begins, he leaves the game and goes after Scarlet, abandoning his hopes of going to college and becoming a professional basketball player.Two decades later, Mike (Matthew Perry), now thirty-seven years old, finds his life stalled. Scarlet (Leslie Mann), now his wife and mother of their two children, has separated from him due to him blaming her for his regrets about abandoning his future, forcing him to move in with his geeky, yet extremely wealthy, best friend since high school, Ned Gold (Thomas Lennon). At his job, there comes another reason for his frustration: due to his lack of higher education and since he is significantly older than most of his co-workers, he is passed over for a promotion he deserves in favor of a much younger worker. He quits his job and his high school-age children, seventeen-year-old Maggie (Michelle Trachtenberg) and sixteen-year-old Alex (Sterling Knight) want nothing to do with him. Later, while visiting his high school to reminisce, an encounter with a mysterious janitor (Brian Doyle-Murray) transforms Mike back into his seventeen-year-old self.Mike then enrolls in high school posing as Mark Gold, Ned's son, and plans to go to college with a basketball scholarship. As he befriends his bullied son and discovers that his daughter has a boyfriend, Stan (Hunter Parrish), who does not respect her and frequently torments Alex, Mike comes to believe that his mission is to help them. He meets Stan, the captain of the basketball team, and embarrasses him in front of the whole school after Stan insults Alex. Later, in Sex Education class while the teacher is handing out condoms to the students in a basket, Stan turns to Mike and refuses to give him any, saying that he does not need them, causing quiet laughter among the class. Mike then makes a speech about love and sex in front of the whole class for Maggie's benefit, causing all of the girls to give back their condoms. Stan then takes the condoms claiming that he is stocked up for the weekend and kisses Maggie passionately. Because of this, Mike loses his temper and starts a fight with Stan on the floor, which is being taped by other students and eventually goes viral within a matter of minutes. Mike loses the fight and Ned is called up to the school.Mike comforts Maggie when Stan dumps her after she refuses to sleep with him. With Mike's help, Alex overcomes Stan's bullying to obtain a place with Mike on the basketball team and the girlfriend he desires.Through their children, Mike spends time with Scarlet, who is attracted to his remarkable resemblance to her husband in high school. Mike has difficulty resisting his desire for her despite the relationship's clear inappropriateness. Mostly Scarlett usually turns down his attractions, because of his youthful appearances. At the same time, he must fend off Maggie's sexual advances.Mike soon realizes that Scarlet is the best thing that ever happened to him and finally realizes that his own selfishness has driven his family away. He tries to re-unite with her, briefly forgetting his young form and kisses her during a party, in front of Maggie and other girls, and unsuccessfully explains to her that he is actually her husband. On the day of the court hearing to finalize Scarlet and Mike's divorce, Mike makes one last attempt to win her back (as Mark) by reading a supposed letter from Mike. He states that although he couldn't set things right in the beginning of his life, it doesn't extinguish the fact that he still loves her. He also explains that even though he still wants to be with her, he should let her move on. After he exits, Scarlet notices that the "letter" is actually the directions to the courtroom and she begins to grow curious. As a result, she postpones the divorce by a month. During a high school basketball game, Mike reveals himself to Scarlet. As Scarlet once again runs away down the hall, Mike decides to chase her down once more, but not before handing the ball off to his son. Mike is then transformed back into his thirty-seven-year-old self, and reunites with Scarlet.The film ends with Mike receiving the gift of a whistle from Ned in celebration of his new job as the high school's basketball coach after Coach Murphy., Question: Who plays Alex?
Answer: Sterling knight