1
01 - The Coming of John Dene
4
04 - Gingering-Up the Admiralty
5
05 - John Dene Leaves Whitehall
6
06 - Mr. Montagu Naylor of Streatham
7
07 - Mr. Naylor Receives a Visitor
8
08 - Dorothy West at Home
9
09 - Department Z. at Work
10
10 - John Dene Goes to Kew
11
11 - The Strangeness of John Dene
12
12 - The Destroyer Ready for Sea
13
13 - The Disappearance of John Dene
15
15 - Mr. Llewellyn John Becomes Alarmed
17
17 - Malcolm Sage Casts His Net
18
18 - The Return of John Dene
19
19 - Commander John Dene Goes to Bournemouth
20
20 - John Dene's Proposal
21
21 - Marjorie Rogers Pays a Call