To be fair, it wasn't just Paul McGann's tenure as the Doctor in the audios they were ignoring.
If you want to get really picky, in doing their retrospective of the ten actors who've played the Doctor, they also ignored Peter Cushing's Dr. Who from the films
Dr. Who and the Daleks and
Daleks - Invasion Earth 2150 AD; and they ignored Trevor Martin, who played an alternate Fourth Doctor in the stage play
Doctor Who and the Daleks in the Seven Keys to Doomsday; and they ignored Adrian Gibbs, who played the Watcher, an alternate future Doctor, in
Logopolis; and they ignored Richard Hurndall, who played the First Doctor in
The Five Doctors; and they ignored Michael Jayston, who played the Valeyard, an evil alternate future Doctor, in
The Trial of a Time Lord and
He Jests At Scars...; and they ignored David Banks, Jon Pertwee's understudy in the stage play
Doctor Who - The Ultimate Adventure in 1989 who went on two performances for Pertwee when he was ill; and they ignored Nick Scovell, who has played the Doctor, the Second Doctor, and the First Doctor onstage in productions including
The Planet of Storms, The Web of Fear, Fury From the Deep, Evil of the Daleks, and
The Dalek Masterplan; and they ignored Rowan Atkinson, Richard E. Grant, Jim Broadbent, Hugh Grant, and Joanna Lumley, who played the Doctor in
Doctor Who and the Curse of Fatal Death; and they ignored Mark Gatiss, who played the Doctor in
The Web of Caves; and they ignored Nicholas Briggs, current voice of the Daleks and the Cybermen, who played the Third Doctor in the audi adventure
Seven Keys to Doomsday and another alternate Doctor in the audio
Exile; and they ignored Geoffrey Bayldon, who played the First Doctor in the audios
Auld Mortality and
A Storm of Angels; and they ignored David Warner (Gorkon from
Star Trek VI), who played the Third Doctor in the audios
Sympathy for the Devil and
The Masters of War; and they ignored David Collings and Ian Brooker, who played alternate Doctors in
Full Fathom Five; and they ignored Sir Derek Jacobi, who sorta-kinda played the Doctor in the audio
Deadline; and they ignored Arabella Weir, who played an alternate Third Doctor in the audi
Exile; and they ignored Jon Culshaw, who played the Fourth Doctor in the audio
The Kingmaker and in numerous
Dead Ringers skits. And, of course, they ignored Catherine Tate's and David Morrissey's faux-Doctors from "Journey's End" and "The Next Doctor."