M Character – Actor
John Maddingham – Jeremy Nicholas (Stag pub landlord 87-88)
Mrs Marauley – Pat Beckett
Eve Maddingham – Valerie Holliman (wife of John) Sergeant Macauley – Ian Anderson
Jamie Maddingham – Christopher Duffy (son of John/Eve) Lorelei Macefield – Maria Charles
Ben MacDonald – Gavin Stewart Dr MacIntyre – Dennis Spencer
Joe MacDonald – Carl Andrews Elaine MacIntyre – Fay Lenore
Trina MacDonald – Merdelle Jordine (wife of Joe) Mrs Mackenzie – Shenah Douglas
Mr Maclin – Daphne Neville Pat Mackenzie – Lynette Erving
Marie Massinet – Colette Gleeson Dr Hilary Maddox – Anita West
Harry Maguire – Bernard Kay Arif Malik – Ahmed Khalil
Sheila Maguire – Wendy Seely Rashida Malik – Sneh Gupta (daughter of Arif)
Pete Maguire – Mike McNally (son of Harry/Sheila) Ross Maller – Burnell Tucker
Jack Mandel – Graham Ashley Jean Mander – Caron Gardner
Faye Mansfield – Fiona Curzon Sister Margaret – Gilly Soper
Marion – Marcia Warren Gerald Marlowe – Eric Lander
Nola Marsh – Gaynor Hodgson Laura Marshall – Sheila Matthews (Lover of David Hunter , 1974)
 Bernard Martin – Larry Marshall (Star of STV who did a guest stint) Fred Morgan (Bus driver) – Morris Parsons
Sergeant Martin – Barrie Fletcher Mother Mary Peter – Penelope Shaw
Matron – Aileen Raymond Marie Massinet – Colette Gleeson
Robert Matthews – Eric Dodson Maudie (homeless friend of Amy Turtle) – Susan Field
Mr Mauney – Peter Elliott Jerry Mawling – Scott Fredricks
Derek Maynard – Brian Hankins Willie Mayne – Ted Morris
Jennifer Maynard – Gail Grainger (daughter of Derek/Sarah) Anne Marie-Wade – Dee Hepburn
Jennifer Maynard – Caroline Hadwin (daughter of Derek/Sarah) (recast) Kevin McArthur – Vincent Ball
Sarah Maynard – Diane Holland (wife of Derek) Kevin McArthur – Charles ‘Bud’ Tingwell  (temporary recast)
Dr McBride – Frank Woodfield George McClusky – Dallas Cavel
Sylvia McClusky – Christine Shaw Dr McDonald – Irene Richmond
Mrs McFee – Jean Taylor-Smith (Shughie’s mother) Finn McKenna – Leo McCabe (original Irish motel handyman)
Shughie McFee – Angus Lennie Roddy McTye – Jeremy Rancher
Mr Meadows – Desmond Jordan Mr McTye – Anthony Baird
Mrs Mears – Thelma Rogers Mrs Meddows – Janet Burnell
Canon Mellish – Edwin Richfteld Glyn Meredith – Derek Carpenter
Clive Merrow – Spencer Banks (Vera Downend’s secret son) Joe Meredith – Patrick Connor
Constance Merrow – Geraldine Newman (‘mother’ of Clive) Claudie Metcalf – Toba Lawrence
Mike – Alton Douglas •Celebrity appearance Sharon Metcalfe – Carolyn Jones
Bill Miller – Anthony Waters Miss Milner Judith Fellows
Tod Miller – Robert Desmond Mr Milton – Valentine Palmer
George Miller – Clyde Pollitt Minnie – Helen Ford
Vivian Miller – Gaby Vargas Steve Mitchell – Michael McStay
Miss Moffatt – Monica Stewart Roy Mollison – Richard Frost (father of Susan Harvey)
Stuart Marshall – Robert Sidaway (also later wrote for the show)
Roy Mollison – Allan Deutrom (the first actor to play Roy)
Miss Montgomery – Claire Davenport Len Morten – David Squire
Tony Moran – Jon Laurimore John Mortimer – John Dreford
Hugh Mortimer – John Bentley Tony Mortimer – Stephen Whittaker (later character returns as ‘Anthony’ – Hugh’s son)
Anthony Mortimer – Jeremy Sinden (Hugh’s son) Sally Morrison – Margaret Christensen
Johnathan Mortimer – John Wreford (Hugh’s son) Trevor Morrison – Paul Marelew
Michel Morrice – Keith Buckley Mother Superior – Edna Morris
Mr Mouri – Sidney Johnson Lloyd Munro – Alan Gifford
Ivy Meacher – Stella Moray (married Sid Hooper) Kathryn Munro – Margaret Robertson (Lloyd’s daughter)
Charlie Mycroft – Graham Seed Tony Morris – Sean Blowers