William Knight is named in a single document in Cambion: a Beowulf registry sheet that Daniel Marsden uncovers in his father’s private papers. The entry, dated 14 February 1989 and paperclipped to Christine Knight’s medical file, identifies him only as her parent and the husband of Dorothy Knight. He receives no further mention in the surviving documentation across the events of the novel.
The registry frames Christine as a confirmed third-generation cambion, Dorothy as a confirmed cambion (named explicitly elsewhere in the file as the agent who destroyed Agrat bat Mahlat on-site at Shoreham Haven Hospital through a suicide-working), and Christine’s siblings Toby and Ben as cambion bloodline. William’s own classification is not stated. Whether he carries the bloodline himself or married into it is, on the evidence of Cambion, an open question.
Structural Absence
William’s most striking feature in the canon to date is what is missing. The Beowulf casualty list for the night of 16 October 1987 names Dorothy Knight, Christine Knight, and multiple operatives of Beowulf and Orion. William is absent from the list. He is also absent from the survivors’ account: Toby and Ben — his sons — do not speak of him in any scene of the novel. Whether he was estranged, deceased, elsewhere, or actively withheld from the record is not addressed.
The silence around him is consistent enough across Cambion to read as deliberate rather than accidental.
Position Within the Knight Bloodline
If William is himself a cambion, he is second-generation — placing the origin of the Knight cambion line one step further back, in his own parents. If he is human, the line passes entirely through Dorothy, and the second-generation cambion in the family is Dorothy alone. The arithmetic of Christine’s third-generation classification permits both readings.
The distinction matters because it determines whether the bloodline that produced Robert — built across decades by Beowulf’s observation and the interest of the Seven — was originated by William’s line or by Dorothy’s. The text of Cambion does not answer this.