DFDS says it is ‘very sorry’ about the incident Sign up to Simon Calder’s free travel email for expert advice and money-saving discounts Get Simon Calder’s Travel email Get Simon Calder’s Travel email Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice A ferry company has issued an apology after an adult film was mistakenly broadcast to passengers, leaving children “screaming” during a journey from France to Sussex . DFDS