The beach used is Bournemouth beach (Dorset UK) and the filming was done around 6AM.
Ben Miller (James Lester), Hannah Spearritt (Abby Maitland) & James Murray (Stephen Hart) all appeared on episode 2.6, A Dash of Sunshine (2013) of Death in Paradise (2011) as DI Richard Poole, Lily Shaw & Ronnie Stuart respectively.