This butler (who reveals all the murders) turns out to be Mr. Boddy, and the man all the guests thought was Mr. Boddy turns out to be the butler. The true Mr. Boddy deduces whom killed whom, and is the one who blackmails everyone and invites them to Hill House.

Yvette is a French maid who worked for Ms. Scarlet's female escort service, had an affair with Mrs. White's husband, and slept with Col. Mustard via Scarlet's escort service. She is killed by Mrs. White because Yvette informed on White to Mr. Boddy.

The motorist picks a very ill time to ring the Boddy doorbell, just when Wadsworth is about to throw a key out into the rain. He claims to need to use the phone, which is a lie, he had been invited. The motorist gets killed by Col. Mustard because the motorist told Mustard's secret to Mr. Boddy.

The cop finds the motorist's abandoned car and pays a call on Hill House to check for him. He, too, needs the use of a phone, and is locked in the library by Wadsworth. The cop is later killed by Ms. Scarlet, who he had informed upon to Mr. Boddy.

The Chinese cook prepares monkeys' brains for supper, which gives Mrs. Peacock away when she reveals it as one of her favourite recipes. It turns out that the Cook worked for Mrs. Peacock, and is another one of Mr. Boddy's spies. The cook really doesn't have much of a role in the movie itself, except to say, "Dinner will be ready at 7:30," and have her dead body dragged around for a while. She's killed by Mrs. Peacock, since she told Peacock's secret to Mr. Boddy.

The singing telegram girl was originally one of Professor Plum's patients. He, however, kills the butler, not her. Mr. Boddy shoots the singing telegram, when she comes calling while the lights are out, because she informed him of Plum's secret and he wants to get rid of her.

M. Brunette is the lawyer who arrives to read Mr. Boddy's irregular will. He turns out not to be a real lawyer, however, and is in fact Ms. Peach's foster parent. M. Brunette is also one of the original characters, but he is a minor character since he's used only in two games.

Ms. Peach arrives at Boddy mansion pretending to be lost, but is in fact an imposter pretending to be Boddy's child, thereby earning inheritance. This backfires, however, when Sgt. Gray is discovered to be the true child. Ms. Peach seems to be hated by everyone: Mrs. Peacock can't stand her French accent, and everyone else hates her for seeking a share in the fortune. Ms. Peach is also one of the original characters, but she's a minor character because she is used in two games only.

An escaped mental patient pretending to be a police officer. He is later revealed to be Mr. Boddy and Mrs. White's son, and proves further the theory that the Boddy family trait is insanity. He winds up battling with Madam Rose, his aunt, whom he never finishes killing.

Mr. Boddy's lunatic sister, who invites all the guests back to Boddy mansion in order to hold a seance to communicate with her brother's spirit. She owns a teddy bear, whom she dresses up and treats like any normal baby.