6.40 Catalysis

7.5 Radio Isotope Techniques

7.30 Whales and Whaling

A lively new look at words and letters With DONALD GEE
BOB HOSKINS and MARTIN SHAW
Script BARRY TOOK

Weather BILL GILES

with BOB LANGLEY , MARIAN FOSTER , DAVID SEYMOUR and DONNY MACLEOD including the film feature Focus with Tony Bilbow

Mr Funny and Mr Messy

Story: Please Keep Still by JUDY WHITFIELD. Presenters Delia Morgan , Derek Griffiths i Shown on BBC2 at 11.0 am)

A series of six episodes by BOB BLOCK
The ghosts have a chance to become a nationwide success with Rentapotion, until Mr Claypole mistakes a potion's power and Hazel the MacWitch arrives on the scene.
Incidental music JONATHAN COHEN Film director DAVID CRICHTON Designer RAYMOND CUSICK Producer JEREMY SWAN

with Lesley Judd and Simon Groom
' He flies through the air with the greatest of ease.... the daring young man on the water skis.'
Expert Christopher Wenner has been ski-ing on and over water since he was a 14-year-old in Central America's El Salvador. Effortless as it looks, a great deal of skill is involved, as LESLEY and SIMON discover when they have their very first water-ski lesson.
Producer RENNY RYE
Assistant editor JOHN ADCOCK Kditor BIDDY BAXTER
Book: Blue Peter Fifteenth Annual,
11.35. from bookshops

with Angela Rippon Weatherman

The Nationwide team of FRANK BOUGH, SUE LAWLEY JOHN STAPLETON and BOB WELLINGS with contributions from BBC studios throughout the country. Also from far and near, the programme's team of reporters, LUKE CASEY, BERNARD CLARK, KEVIN COSGROVE, DIANE HARRON, JAMES HOGG, BILL KERR ELLIOTT, PATRICK STENSON, NICHOLAS WOOLLEY and MARTIN YOUNG bring you films and features that reflect the way life is Nationwide.

Introduced by Jimmy Savile, OBE
LEGS & CO
TOP OF THE POPS ORCHESTRA
Musical director JOHNNY PEARSON
Choreography FLICK COLBY
Sound ANTHONY PHILPOT
Director STANLEY APPEL
Producer ROBIN NASH
Top Twenty on CEEFAX, page 176

by John Esmonde and Bob Larbey
Starring Richard Briers, Felicity Kendal and Penelope Keith
with Paul Eddington

Now Tom and Barbara have babies, babies, and more babies.
(Repeat)

with Magnus Magnusson
In this second heat the challenge of Mastermind is faced by four contenders from Northern Ireland. The contenders are; ROY ALCORN, teacher
Hollywood films, 1929-1959
MICHAEL BLOCH , student barrister life and work of Philip Guedalla JOHN KNIPE , retired civil servant history of Abbey Theatre, Dublin DAVID MCKIBBIN , teacher history of professional boxing Director PETER MASSEY Producer BILL WRIGHT

with Angela Rippon ; Weather

is the name of the team-a special crime squad - ready to swing into action - any time, anywhere starring in The Parasite
Nick Bonner , a vicious extortionist, turns a group of normal teenagers into a gang of saboteurs which forces long-distance haulage companies to pay protection money, or else ...

Written by JOHN SANDILANDS Narrated by IAN HOLM
One of the biggest television audiences ever was drawn to Roots, the saga of an American slave family: The impact on American life was immense. The book, by black ex-US coastguard ALEX HALEY , on which it was based, promises to join the all-time best-sellers. What has the phenomenon meant to Haley, who spent 12 years of his life tracing his family history back to its African origins, and has the impact of Roots survived its first shockwaves?
Film editor ARTHUR SOLOMON Producer TONY LARYEA
(There's another chance tn sec Roots, starting next Tuesday at 9.0 pm on BBC2)

Presented by DONALD MACCORMICK With the Robin Day interview Including News Headlines

Does Anything Ever Happen on the Moon?
The moon has long been regarded as a dead world; but is this completely true? Astronomers have described faint coloured patches and local ' fogs', which are sometimes thought to be gases seeping through from below the ground.
Patrick Moore discusses these ' transient phenomena', and also describes the eclipse of the moon which will take place on 16 September.
Producer PATRICIA WOOD