M

Magnus Magnusson

• Quiz Presenter: Mastermind (1972-1997), British Quiz Championship (1999-present).

Mal Collier

• Shows: Fifteen to One.

Malcolm Edwards

• Shows: Mastermind (1993).

Malcolm Walker-Kinnear

• Shows: Mastermind (1996).

Margaret Fleming

• Shows: Mastermind (1988).

Margaret Garratt

• Shows: Mastermind (1976).

Margaret Harris

• Shows: Mastermind (1984).

Margaret Peat

• Shows: Mastermind (1983).

Margaret Spiller

• Shows: Mastermind (1987).

Margery Elliott

• Shows: Mastermind (1973).

Mark Turner

• Shows: Mastermind (1988).

Martin Gostelow

• Shows: Mastermind (1974).

Martin Riley

• Shows: Fifteen to One.

Mary-Elizabeth Raw

• Shows: Mastermind (1989).

Mary Gibson

• Shows: Mastermind (1989).

Mary Rattle

• Shows: Mastermind (1990).

Matti Watton

• Shows: Fifteen to One.

Melvyn Kinsey

• Shows: Mastermind (1995).

Michael Dewar

• Shows: Mastermind (1972).

Michael Formby

• Shows: Mastermind (1986).

Michael Goldman

• Shows: Mastermind (1972).

Michael Irwin

Michael Penrice

• Shows: Fifteen to One.

Michael Taylor

• Shows: Mastermind (1988, 1995).

Mike Billson

• Shows: Fifteen to One.

Mike Brailsford

Mike Kirby

• Shows

Molly West

• Shows: Fifteen to One.

Myra Knight

• Shows: Mastermind (1989).