The cast of Yorkshire Imperial on Thames - 1957 includes: Robert Bruce as Himself - Narrator
No, it's in southern England.
The cast of Thames Port - 1973 includes: Dick Graham as Commentator
The cast of Thames Tideway - 1948 includes: Alvar Liddell as Himself - Commentator
Mostly in England from Yorkshire to the river Thames although there are some in Scotland and Wales and some south of the Thames.
The cast of Slavers of the Thames - 1915 includes: Percy Moran as Hon. Jack Courtney
The cast of The World of North Thames - 1978 includes: John Baddeley as Himself - Commentator
The cast of Mermaids of the Thames - 1914 includes: Pansy Seaby as The swimmer Kelly Storrie as The old man
Thames, Severn, Trent, Humber, Yorkshire Ouse, Tyne, Mersey, Dee, Avon
The cast of Sweet Thames Run Softly - 1949 includes: Freddy Grisewood as Himself - Narrator
The cast of Working the Thames - 2004 includes: Mark Arden as Presenter Stephen Frost as Presenter Nigel Planer as Narrator
The cast of Carpet Racers - 2009 includes: Jay Thames
The cast of Thames Valley Tonight - 2006 includes: Chris Maughan as Himself - Sports Newsreader Simon Parkin as Herself - Weather Forecaster Hannah Shellswell as Herself - Newsreader