Branden Scherer (left, playing Sherwood Holmes) and Sean Kissel (portraying Dr. Watson), act out a scene during rehearsal for Marquette Academy's weekend production of "The Very Great Grandson of Sherlock Holmes." The play will be presented 8 p.m. Saturday, Oct. 28, and 2 p.m. Sunday, Oct. 29, in Bader Gym on the Marquette Academy high school campus, 1000 Paul St., Ottawa. Tickets are $8 for reserved seats and $7 for general admission; children and senior citizens will be charged $6. Tickets can be purchased in the main office at the high school campus, or at the door. For more information, call the high school at 815-433-0125. Cast members, listed by their parts, include: Sherlock Holmes, Brandon Scherer; Dr. Watson, Sean Kissel; Jason McTorg, Angelo Bayno; Trixie Bender, Angelina Sandora; Laverne Lovejoy, Andrea Sanderson; Meg Baker, Delaney Kissel; Dianah Cherry, Evelyn Biggins; Amanda Wheedler, Grace Rinearson; Helga, Sarah Smith; Harrison Creastley, Kailen McNelis; radio announcer, Mark Viceroy.