Jeremy Child / Timothy Tanner (segment "Father, Dear Father")
Peter Cleall / Eric Duffy (segment "The Fenn Street Gang")
The Coffee Set / Themselves - Performers (segment "Sez Les")
Leslie Crowther / Clive Gibbons (segment "Christmas With Wogan")
Les Dawson / Self (segment "Sez Les")
Peter Denyer / Dennis Dunstable (segment "The Fenn Street Gang")
Jo-Jo the Dog / H.G. Wells
Noel Dyson / Nanny (segment "Father, Dear Father")
Liz Gebhardt / Maureen Bullock (segment "The Fenn Street Gang")
Ann George / Amy Turtle (segment "Christmas With Wogan")
Tommy Godfrey / Arthur (segment "Love Thy Neighbour")
Noele Gordon / Meg Richardson (segment "Christmas With Wogan")
Bob Grant / Jack Harper (segment "On the Buses")
Larry Grayson / Self (segment "Christmas With Wogan")
Doris Hare / Mum (segment "On the Buses")
Carol Hawkins / Sharon Eversleigh (segment "The Fenn Street Gang")
Madge Hindle / Lily Tattersall (segment "Nearest and Dearest")
Ann Holloway / Karen Glover (segment "Father, Dear Father")
Rod Hull / Self
Tony Jacklin / Self - Performer
Jimmy Jewel / Eli Pledge (segment "Nearest and Dearest")
Anna Karen / Olive Rudge (segment "On the Buses")
Penny Lane / Self - Performer (segment "Christmas With Wogan")
Stephen Lewis / Inspector Cyril 'Blakey' Blake (segment "On the Buses")
Hugh Lloyd / Reg Robinson (Mr. Mole) (segment "Christmas With Wogan")
Edward Malin / Walter Tattersall (segment "Nearest and Dearest")
Keith Marsh / Jacko (segment "Love Thy Neighbour")
Larry Martyn / Joe (segment "On the Buses")
Malcolm McFee / Peter Craven (segment "The Fenn Street Gang")
William Mervyn / Lord Charles (segment "Thirty Minutes Worth")
Peggy Mount / Maggie Robinson (Lollipop) (segment "Christmas With Wogan")
David Nixon / Self
Natasha Pyne / Anna Tanner (segment "Father, Dear Father")
Jack Smethurst / Eddie Booth (segment "Love Thy Neighbour")
Sylvia Syms / Sylvia Gibbons (segment "Christmas With Wogan")
Bob Todd / Milkman
Rudolph Walker / Bill Reynolds (segment "Love Thy Neighbour")
The Wandsworth School Choir / Themselves
Mona Washbourne / Lady Sybil (segment "Thirty Minutes Worth")
Carl Wayne / Self - Performer (segment "Christmas With Wogan")
Kate Williams / Joan Booth (segment "Love Thy Neighbour")
Terry Wogan / Self (segment "Christmas With Wogan")
Harry Worth / William the Butler (segment "Thirty Minutes Worth")

Val Doonican / Self - Performer
Charlie Hawkins / Charlie Harris (segment: "Spring and Autumn")
Glyn Houston / Bob Berris (segment: "My Good Woman")
The Irving Davies Dancers / Themselves (segment: "Sez Les")
Colin Jeavons / Mr. Shadrack (segment: "Billy Liar")
Jimmy Jewel / Tommy Butler (segment: "Spring and Autumn")
Yootha Joyce / Mildred Roper (segment "Man About the House")
Neville King / Self
George Layton / Dr. Paul Collier (segment: "Doctor in Charge")
Reg Lye / George (segment: "Doctor in Charge")
Kenny Lynch / Self
Bobby Moore / Self
Brian Murphy / George Roper (segment "Man About the House")
Robin Nedwell / Dr. Duncan Waring (segment: "Doctor in Charge")
Richard O'Sullivan / Robin Tripp (segment "Man About the House") /  Dr. Lawrence Bingham (segment: "Doctor in Charge")
Hugh Paddick / Self
Jeff Rawle / Billy Fisher (segment: "Billy Liar")
Fyfe Robertson / Self
Rachel Stewart / Paul's Date (segment: "Doctor in Charge")
Sylvia Syms / Sylvia Gibbons (segment: "My Good Woman")
Josephine Tewson / Self
Sally Thomsett / Jo (segment "Man About the House")
Bob Todd / Todders
Pamela Vezey / Alice Fisher (segment: "Billy Liar")
May Warden / Grandma (segment: "Billy Liar")
Sally Watts / Barbara (segment: "Billy Liar")
Paula Wilcox / Chrissy Plummer (segment "Man About the House")
Frank Williams / Self

Terry Christian / Self
Bernard Cribbins / Self
Brenda Emmanus / Self
Jo Enright / Self
Frank Farian / Self
Mike Fletcher / Self
Mel Giedroyc / Self
Jeff Green / Self
Stuart Hall / Self
Phil Hammond / Self
Wayne Hemingway / Self
Noddy Holder / Self
Bob Holness / Self
Glenda Jackson / Self
Nick James / Self
Lionel Jeffries / Self
Jilly Johnson / Self
Peter Kay / Self
Emma Kennedy / Self
Helen Lederer / Self
Valerie Leon / Self
Stuart Maconie / Self
Dave Mitchell / Self
John Mitchell / Self
Liz Mitchell / Self
Stuart Moore / Self
Gary Morecambe / Self
Joan Morecambe / Self
Gary Myers / Self
Roy North / Self
Sue Perkins / Self
Mark Radcliffe / Self
Angela Rippon / Self
Tony Rivers / Self
Barry Rohde / Self
Anna Ryder Richardson / Self
Ron Silverstone / Self
James Snell / Self
Gail Stuart / Self
Sally Thomsett / Self
Kieron Tyler / Self
Sue Vanner / Self
Arabella Weir / Self
Geoff Wilson / Self
Glynne Wilson / Self
Quentin Willson / Self
Gina Yashere / Self
Jenny Agutter / (archive footage)
Ronnie Barker / (archive footage)
Kate Bush / (archive footage)
Erik Chitty / (archive footage)
Pat Coombs / (voice) (archive footage)
Brenda Cowling / (archive footage)
Leslie Crowther / (archive footage)
Iain Cuthbertson / (archive footage)
Janine Duvitski / (archive footage)
Noel Edmonds / (archive footage)
Derek Fowlds / (archive footage)
Marilyn Galsworthy / (archive footage)
Melvyn Hayes / (archive footage)
Dave Hill / (archive footage)
Sally James / (archive footage)
Lesley Judd / (archive footage)
Jim Lea / (archive footage)
Johnny Mathis / (archive footage)
William Mervyn / (archive footage)
Frank Middlemass / (archive footage)
Eric Morecambe / (archive footage)
Ivan Owen / Basil Brush (archive footage)
Don Powell / (archive footage)
Harriet Reynolds / (archive footage)
Demis Roussos / Self (archive footage)
John Salthouse / (archive footage)
Jimmy Savile / Self (archive footage)
Dinah Sheridan / (archive footage)
Alison Steadman / (archive footage)
Tim Stern / (archive footage)
Christopher Strauli / (archive footage)
Eddie Waring / (archive footage)
Gary Warren / (archive footage)
Dennis Waterman / (archive footage)
Howard Williams / (archive footage)
Ernie Wise / (archive footage)