- Glyn Houston, Doctor Who #87: The Hand of Fear, 1976. One Glyn for another as Donald’s younger brother took over Professor Watson from Yardley, Dinsdale Landen, Glyn Owen, Patrick Stewart – opposite Doc4 Tom Baker.. Yardley would appear twice in the Whoverse – a Baker’s double! He was Sevrin n #78: Genesis of the Daleks, 1975, with Doc4 Tom Baker, and Arak in #138: Vengeance on Varos, 1985 opposite Doc6 Colin Baker.
- Keith Drinkel, Doctor Who # 122: Time Flight, TV, 1982. As many as 25 casting (or dart) board regulars were up for any (or all!) of three characters in Doc4 Peter Davison’s tale about a missing Concorde. Yardley, Dallas Adams, Sean Arnold, Colin Baker, Andrew Burt, Tom Chadbon, Michael Cochrane, Ian Collier, Forbes Collins, Eric Deacon, Jack Galloway, Richard Heffer, Paul Jerricho, Ian McCulloch, Clive Merrison (BBC Radio’s Sherlock Holmes), Terry Molloy (aka Davros), Edward Peel, Martin Potter, Jeff Rawle, Carl Rigg, Patrick Ryecart, Malcolm Stoddard, Donald Sumpter, Robert Swann, Malcolm Tierney. Yardley were all up for Flight Engineer Scobie…
- Michael Cashman, Doctor Who # 122: Time Flight, TV, 1982. …and First Officer Bilton
- Michel McDermott Doctor Who # 122: Time Flight, TV, 1982. … and Sheard – which wasn’t even offered to another Whoverse favourite, Michael… Sheard.
- Nigel Humphreys, Doctor Who #130: Warriors of The Deep, 1984. The 17 choices for Bulic were Yardley, Richard Heffer, Roger Lloyd Pack, Bruce McCulloch, Terry Molloy, Stephen Rea, Carl Rigg, Donald Sumpter, Dave Warwick – plus Nicholas Ball, Tom Chadbon, Maurice Colbourne, Paul Darrow, Michael Gothard, Tony Osoba, Edward Peel from the astonishing army of 203 candidates for just 18 roles in that year’s Lifeforce movie. The difference being Who was science fiction and Lifeforce was science fart.
- Maurice O’Connell, Doctor Who #132: Frontios, TV, 1984. Seventeen possibles for Cockerill opposite Doc6 Peter Davison. O’Connell won. And lost. Most of his work was cut. Huge sigh of relief from… Yardley, Alun Armstrong, Nicholas Ball, Jim Broadbent, Tom Chadbon, Maurice Colbourne, Forbes Collins, Michael Elphick, Michael Gothard, John Hallam,. Del Henney, Philip Jackson, Alan Lake, Terry Molloy, Tony Osoba, Edward Peel and Donald Sumpter.
- Forbes Collins, Doctor Who # 138: Vengeance on Varos, TV, 1984. Chosen instead for Arak, Yardley had been among the 20 names rung up the flagpole for the treacherous Chief Officer… Collins, Tom Chadbon, Peter Childs, Michael Culver, James Ellis, Tom Georgeson, John Hallam, Terrence Hardiman, Don Henderson, John Hollis, Ronald Lacey, Edward Peel, Clifford Rose, John Savident, George Sewell, Patrick Stewart, Donald Sumpter, Malcolm Tierney. Yardley had prevously appeared in the Whoverse as Sevrin in #78: Genesis of the Daleks, 1975, with Doc4 Tom Baker.
Birth year: Death year: Other name: Casting Calls: 7