Michael Corravan, acting superintendent
Charlie Dower, scribe
Sergeant Andrews
Sergeant Lipp
Sergeant Trent
C. E. Howard Vincent, director of Scotland Yard
Gordon Stiles, Scotland Yard inspector and Corravan’s former partner
Sergeant Hammond
Captain William Grinstead
Frederick Boncy, chief steward
Constable Briscoe, passenger
John Eyres, helmsman
Ned Wilkins, crew member
Captain Thomas Harrison
Henry John Belding, mate
Peter Dimelow, engineer
John Conway, helmsman/river pilot
George Purcell, stoker
Ma Doyle, Corravan’s adoptive mother in Whitechapel
Colin Doyle, Ma Doyle’s son
Elsie Doyle, Ma Doyle’s daughter (Colin’s twin)
Belinda Gale, novelist and playwright
Harry Lish, Ma Doyle’s nephew who lives with Corravan
Tom Flynn, newspaperman at the Falcon
Winthrop Rotherly, commissioner of Wrecks
Edgar Quartermain, head of the Parliamentary Commission, Rotherly’s superior
Mr. Wood, surveyor of Moorings
Lord Baynes-Hill, MP and barrister
Archibald Houghton, MP and manufacturer
Quentin Atwell, author and doctor
Seamus O’Hagan, former boxing hall owner in Whitechapel
James McCabe, head of the Cobbwallers
Finn Riley, member of the Cobbwallers
Timothy Luby, head of the Irish Republican Brotherhood