It was ventilated last month that the friendly vicar (played by Daniel Brocklebank) had a shrouded connection with another resident on the street – his heroin addict kinsman Lee Mayhew (Richard Crehan).
Soap insiders have now revealed that Billy at ones desire confess to Todd Grimshaw (Bruno Langley) that he killed Ken Barlow’s (William Roache) daughter Susan (Joanna Succour).
Susan was believed to have died in 2001 following a catastrophic parkway accident while fleeing from Mike Baldwin (Johnny Briggs).
Their son Adam (Iain De Caestecker) suffered contrariwise minor injuries, but now the truth will finally be revealed after 16 years.
Coronation Street spoilers: Billy Mayhew’s deadly past uncovered in shock soap twist
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We suffer with seen his brother. There are clues in his brother as to elements the story weight have
In emotional scenes, Billy when one pleases reveal that he is to blame for Susan’s death, leaving Todd properly stunned.
He will then explain that the reason he has been inadequate for the last 16 years is due to the fact he lives so close to Ken Barlow and his lineage.
The dramatic storyline is expected to form part of this year’s Christmas story line, but Coronation Street bosses are keeping tight-lipped on “speculation”.
Speaking surrounding Billy’s past, show producer Kate Oates said: “We play a joke on seen his brother. There are clues in his brother as to elements the story dominion have.
Coronation Street spoilers: Billy Mayhew’s deadly old times exposed in shock soap twist
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“What Billy learns is he has greater links with someone else on the passage than he ever thought possible.
“Todd always thought that he was the ne’er-do-well, and it curves out he might not be,” she added to What’s on TV.