P.A. Problems

P.A. Problems is the sixth episode of the twenty-first season.

Plot
The Fat Controller splashes out on a new public address system, but the engines and passengers are struggling to hear the announcements. Holidaymakers end up at the quarry, quarry workers end up at the beach and Lord Callan ends up with an unexpected delivery of pigs!

Characters

 * Thomas
 * Edward
 * Percy
 * Toby
 * Emily
 * Reg
 * Sir Topham Hatt
 * Lord Callan
 * The Knapford Stationmaster
 * The Bird Watcher
 * James (cameo)
 * Diesel (cameo)
 * Sidney (cameo)
 * Philip (cameo)
 * Annie and Clarabel (cameo)
 * Henrietta (cameo)

Locations

 * Knapford
 * Anopha Quarry
 * Harwick
 * Callan Castle
 * Crocks Scrap Yard
 * Bluff's Cove (mentioned)
 * Vicarstown (mentioned)
 * Maron (mentioned)
 * Kellsthorpe Road (mentioned)

UK

 * John Hasler as Thomas
 * Keith Wickham as Edward, Sir Topham Hatt and Lord Callan
 * Nigel Pilkington as Percy
 * Rob Rackstraw as Toby
 * Teresa Gallagher as Emily and some passengers
 * Matt Wilkinson as a workman
 * Tim Whitnall as Reg and a quarry worker

US

 * Joseph May as Thomas
 * William Hope as Edward and Toby
 * Christopher Ragland as Percy
 * Jules de Jongh as Emily
 * Keith Wickham as Sir Topham Hatt and Lord Callan
 * Tim Whitnall as Reg

Trivia

 * This is the five-hundreth episode of the series.
 * This episode marks Reg's first speaking role since the nineteenth season episode, The Truth About Toby.