- Donald Wilson
- (co-creator) (479 episodes, 1963-1978)
- Robert Holmes
- (by) (52 episodes, 1968-1986)
- Robert Holmes
- (written by) (20 episodes, 1969-1986)
- Robert Holmes
- (72 episodes, 1968-1986)
- Terry Nation
- (written by) (52 episodes, 1963-1975)
- Terry Nation
- (from an idea by) (6 episodes, 1965-1966)
- Terry Nation
- (Daleks created by) (4 episodes, 1966)
- Terry Nation
- (Daleks originated by) (4 episodes, 1972)
- Terry Nation
- (by) (4 episodes, 1979)
- Malcolm Hulke
- (written by) (22 episodes, 1969-1974)
- Malcolm Hulke
- (by) (21 episodes, 1967-1972)
- Malcolm Hulke
- (47 episodes, 1967-1974)
- Malcolm Hulke
- (writer) (4 episodes, 1967)
- David Whitaker
- (by) (18 episodes, 1964-1970)
- David Whitaker
- (written by) (12 episodes, 1965-1966)
- David Whitaker
- (story editor) (11 episodes, 1963-1964)
- David Whitaker
- (writer) (10 episodes, 1967-1968)
- Bob Baker
- (by) (32 episodes, 1971-1979)
- Bob Baker
- (written by) (6 episodes, 1972-1975)
- Terrance Dicks
- (written by) (14 episodes, 1968-1975)
- Terrance Dicks
- (by) (13 episodes, 1976-1983)
- Terrance Dicks
- (27 episodes, 1968-1983)
- Terrance Dicks
- (written by) (14 episodes, 1968-1975)
- Dave Martin
- (by) (28 episodes, 1971-1979)
- Dave Martin
- (written by) (6 episodes, 1972-1975)
- Brian Hayles
- (by) (20 episodes, 1966-1972)
- Brian Hayles
- (written by) (9 episodes, 1966-1974)
- Brian Hayles
- (writer) (1 episode, 1966)
- Kit Pedler
- (by) (11 episodes, 1966-1967)
- Kit Pedler
- (from a story by) (11 episodes, 1968)
- Kit Pedler
- (based on an idea by) (4 episodes, 1966)
- Kit Pedler
- (story) (3 episodes, 1968)
- Kit Pedler
- (television story) (1 episode, 1968)
- Kit Pedler
- (writer) (1 episode, 1967)
- Robert Sloman
- (written by) (18 episodes, 1972-1974)
- Robert Sloman
- (by) (5 episodes, 1971)
- Barry Letts
- (5 episodes, 1971-1974)
- Barry Letts
- (by) (5 episodes, 1971)
- Dennis Spooner
- (written by) (20 episodes, 1964-1966)
- David Fisher
- (by) (20 episodes, 1978-1980)
- Eric Saward
- (by) (12 episodes, 1982-1985)
- Eric Saward
- (12 episodes, 1982-1986)
- Mervyn Haisman
- (by) (7 episodes, 1967-1968)
- Mervyn Haisman
- (writer) (5 episodes, 1967)
- Mervyn Haisman
- (written by) (4 episodes, 1968)
- Mervyn Haisman
- (story) (1 episode, 1968)
- Henry Lincoln
- (by) (7 episodes, 1967-1968)
- Henry Lincoln
- (writer) (5 episodes, 1967)
- Henry Lincoln
- (written by) (4 episodes, 1968)
- Henry Lincoln
- (story) (1 episode, 1968)
- Louis Marks
- (by) (12 episodes, 1972-1976)
- Louis Marks
- (written by) (3 episodes, 1964)
- John Lucarotti
- (by) (10 episodes, 1964)
- John Lucarotti
- (written by) (5 episodes, 1964-1966)
- Gerry Davis
- (written by) (8 episodes, 1966-1975)
- Gerry Davis
- (by) (6 episodes, 1966-1967)
- Gerry Davis
- (teleplay) (1 episode, 1966)
- Christopher H. Bidmead
- (by) (12 episodes, 1981-1984)
- Christopher H. Bidmead
- (12 episodes, 1981-1984)
- Don Houghton
- (by) (13 episodes, 1970-1971)
- Douglas Adams
- (by) (8 episodes, 1978-1979)
- Douglas Adams
- (8 episodes, 1978-1983)
- Ian Stuart Black
- (by) (4 episodes, 1966)
- Ian Stuart Black
- (writer) (4 episodes, 1967)
- Ian Stuart Black
- (written by) (4 episodes, 1966)
- Chris Boucher
- (by) (12 episodes, 1977)
- Johnny Byrne
- (by) (12 episodes, 1981-1984)
- Peter Grimwade
- (by) (12 episodes, 1982-1984)
- Derrick Sherwin
- (written by) (8 episodes, 1968)
- Jane Baker
- (by) (10 episodes, 1985-1987)
- Jane Baker
- (written by) (1 episode, 1986)
- Pip Baker
- (by) (10 episodes, 1985-1987)
- Pip Baker
- (written by) (1 episode, 1986)
- Robert Banks Stewart
- (written by) (10 episodes, 1975-1976)
- Anthony Read
- (by) (10 episodes, 1978-1980)
- Graham Williams
- (by) (10 episodes, 1978-1979)
- Donald Cotton
- (written by) (6 episodes, 1965-1966)
- Donald Cotton
- (by) (2 episodes, 1966)
- Stephen Gallagher
- (by) (6 episodes, 1981-1983)
- Stephen Gallagher
- (8 episodes, 1981-1983)
- Christopher Bailey
- (by) (8 episodes, 1982-1983)
- Terence Dudley
- (by) (8 episodes, 1982-1983)
- Stephen Wyatt
- (by) (4 episodes, 1987)
- Stephen Wyatt
- (writer) (4 episodes, 1988-1989)
- Ben Aaronovitch
- (writer) (4 episodes, 1988)
- Ben Aaronovitch
- (written by) (4 episodes, 1989)
- Ian Briggs
- (by) (7 episodes, 1987-1989)
- Peter R. Newman
- (written by) (6 episodes, 1964)
- Bill Strutton
- (written by) (6 episodes, 1965)
- David Ellis
- (written by) (6 episodes, 1967)
- Victor Pemberton
- (written by) (6 episodes, 1968)
- Philip Martin
- (by) (5 episodes, 1985-1986)
- Philip Martin
- (writer) (1 episode, 1986)
- Anthony Coburn
- (written by) (4 episodes, 1963)
- William Emms
- (written by) (4 episodes, 1965)
- Glyn Jones
- (written by) (4 episodes, 1965)
- Paul Erickson
- (written by) (4 episodes, 1966)
- Lesley Scott
- (written by) (4 episodes, 1966)
- Geoffrey Orme
- (by) (2 episodes, 1967)
- Geoffrey Orme
- (written by) (2 episodes, 1967)
- Peter Ling
- (by) (4 episodes, 1968)
- Lewis Greifer
- (by) (4 episodes, 1975)
- John Flanagan
- (by) (4 episodes, 1980)
- Andrew McCulloch
- (by) (4 episodes, 1980)
- Andrew Smith
- (written by) (4 episodes, 1980)
- Barbara Clegg
- (by) (4 episodes, 1983)
- Anthony Steven
- (by) (4 episodes, 1984)
- Donald Tosh
- (teleplay) (1 episode, 1966)
- Donald Tosh
- (1 episode, 1966)
- Donald Tosh
- (written by) (1 episode, 1966)
- Malcolm Kohll
- (by) (3 episodes, 1987)
- Kevin Clarke
- (written by) (3 episodes, 1988)
- Graeme Curry
- (written by) (3 episodes, 1988)
- Rona Munro
- (by) (3 episodes, 1989)
- Marc Platt
- (written by) (3 episodes, 1989)
- Eric Pringle
- (by) (2 episodes, 1984)
- Glen McCoy
- (by) (2 episodes, 1985)
- Paula Woolsey
- (by) (2 episodes, 1985)
- Sydney Newman
- (creator) (uncredited) (695 episodes, 1963-1989)
- Paul Joyce
- (uncredited) (3 episodes, 1981)
- C.E. Webber
- (uncredited) (1 episode, 1963)
- Pat Dunlop
- (teleplay) (uncredited) (1 episode, 1966)
- Trevor Ray
- (uncredited) (1 episode, 1970)
- Tom Baker
- (additional material) (uncredited) (1 episode, 1976)
- Philip Hinchcliffe
- (uncredited) (1 episode, 1976)
- Elisabeth Sladen
- (additional material) (uncredited) (1 episode, 1976)