It was subsequently revealed that the show is written and performed by several familiar figures in British comedy, including Paul Whitehouse and Charlie Higson.

"Guests" this series includes characters played by: Paul Whitehouse, Charlie Higson, Simon Day, Lucy Montgomery, Amelia Bullmore, Matt Lucas, Felix Dexter, Mark Gatiss, Catherine Tate, Arabella Weir, Robert Popper, Louis Vause, Simon Godley, Phoebe Higson, Sam Ward, Dave Cummings, and Fiona Whitehouse.

One trailer referred to the show as "DTL", spoofing BBC radio's tendency to call long-running programmes by their acronyms (as in 'FOOC' – From Our Own Correspondent, "WATO" – The World at One, etc.).

"Guests" this series were played by Paul Whitehouse, Charlie Higson, Lucy Montgomery, Amelia Bullmore, Simon Day, Felix Dexter, Dave Cummings, Louis Vause, Matt Lucas, Lee Mack and Omid Djalili.

"Guests" this series includes characters played by: Paul Whitehouse, Charlie Higson, Simon Day, Lucy Montgomery, Amelia Bullmore, Felix Dexter, Arabella Weir, Robert Popper, Adil Ray (who becomes a regular cast member from this series onwards), Rosie Cavaliero, Kevin Eldon, Julia Davis, Lee Mack, Louis Vause, Dave Cummings, and Fiona Whitehouse.