Zach Grayson Whodunit (1985) Trivia Quiz

Answer: Daisy Cortlandt

Daisy was arrested for Zach's murder. In one scene, Brooke interviewed her attorney, who mentioned that he felt Daisy would be found innocent. However, Daisy was convicted of the crime.

Answer: Cynthia Preston

Cynthia ended up marrying Zach Grayson so there was a close connection between the two of them. Cliff confronted her one night since she claimed she was at the Chateau the night of his murder so therefore she could not possibly be the killer. Cliff mentioned she departed the Chateau at a particular time. Based off that information, he claimed this made her a chief suspect in the murder.

Answer: Nina Warner

Due to the fact that her mother Daisy was on trial for killing Zach Grayson, Nina suffered from psychiatric issues. However, she refused to see a psychiatrist due to the trauma. She ended up needing to be institutionalized.

Answer: Brooke English

During a chat with Ciff, Brooke mentioned her theory that Linda possibly killed Zach. However, Cliff mentioned the timeline was not right based on when she died and due to the date and time of when Zach's body was found.

Answer: Ross Chandler

Ross stated that there was no way he could have killed Zach despite how Zach hated him and held him at gunpoint in one particular scene. Per what he claimed, when Ross saw Zach, he had already been dead. This was when he stated that Daisy held a knife once Ross came upon Zach's corpse.

Answer: Benny Sago

There was one scene where Donna spoke to Benny about new revelations she had over who killed Zach Grayon. She falsely believed that, due to her taking photos from Zach's closet, she was the actual culprit. Benny told Donna that her blocking out what happened the night of Zach's murder indicates she did not kill Zach.

Answer: Phoebe Wallingford

Cliff and Benny pushed Donna to keep retrieving memories that she had the night of Zach's murder. She revealed that she noticed a purse at the scene which had an initial on it. As it resembled a W, Cliff believed that Phoebe, not Daisy, was Zach's killer.

Answer: Cynthia Preston

Palmer and Cynthia had a fractured relationship and it did not help that her scheming during the investigation into Zach Grayson's murder drove them further apart. Once it was revealed Marian killed Zach, Palmer demanded that Cynthia agree to a divorce. They terminated their marriage shortly thereafter.

Answer: Donna Beck

Daisy was convicted of Zach's murder but some were dubious as to this conclusion. During a few hypnosis sessions, Donna realized who the true killer was so she informed the authorities. As a result, Daisy was eventually released from prison.

Answer: Marian Colby

During the storyline's conclusion, a flashback revealed that Zach's killer had a purse with the letter "M" on it. This item belonged to Marian Colby, hence she was the culprit behind his demise. Despite the severity of her crime, she only served six months in jail.