Characters in The Mystery at the Crooked House

Henry Alden

Also in The Aldens of Fair Meadow Farm, Benny Uncovers a Mystery, The Summer Camp Mystery, The Radio Mystery

Jessie Alden

Also in The Aldens of Fair Meadow Farm, Mystery in the Sand, The Mystery of the Stolen Boxcar, The Summer Camp Mystery, The Mystery at Skeleton Point, The Mystery in the Fortune Cookie, The Radio Mystery

Violet Alden

Also in The Aldens of Fair Meadow Farm, The Mystery of the Stolen Boxcar, The Mystery at Skeleton Point, The Radio Mystery, The Mystery of the Runaway Ghost, The Mystery Of The Haunted Boxcar, The Clue in the Corn Maze

Benny Alden

Also in The Aldens of Fair Meadow Farm, Schoolhouse Mystery, Mystery Behind the Wall, Bus Station Mystery, Benny Uncovers a Mystery, The Mystery of the Hot Air Balloon, The Mystery of the Stolen Boxcar, The Mystery of the Pirate's Map, The Hockey Mystery, The Mystery at Skeleton Point

Mrs. McGregor

Mr. James Henry Alden

Also in The Mystery of the Mixed Up Zoo, The Camp Out Mystery, The Mystery Cruise, The Mystery in the Snow, The Mystery Horse, The Mystery Bookstore, The Mystery of the Stolen Boxcar, The Mystery of the Lost Mine, The Hurricane Mystery, The Mystery of the Secret Message