David Rooke admitted false imprisonment and ABH, his son Jamie, 19, to ABH and affray and Donna Rooke to battery.
32 year-old Craig Kinsella was kept in the family's garage and made to scavenge for food from bins.
Craig, who has learning difficulties, was made to work from 7:30 am until midnight and beaten with pick axe handles.
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Thousands of visitors enjoyed Bishop Burton College's 60th annual Town & Country Day over the bank holiday weekend.
Mainly dry until Thursday. Brighter Tuesday. Clouding up midweek. Blustery and showery to end May.
Steve Bruce expects several of his players will want to leave Hull following their relegation to the Sky Bet Championship.