- The Clumsy Thief's first robbery with violence occurs at Burnley on 14th August, presumably of 1964.
- Rex Frazer (as his name appears on the end credits, as opposed to "Fraser" in the series proper) has been with the Criminal Investigations Branch for 16 months; he transferred from the Breaking Squad.
- The student stunt at the Federal Bank takes place on Tuesday July 21st, 1964.
- The Burwood Police Station featured in this episode was situated in Scott Road, Burwood.
- The producers used actual police dogs to add realism.
- SPOILER: Carol Weston is attacked in St. Kilda on Thursday November 19th (1964); her body is found early the next day.
- The character Wendy Baxter travels on a tram along Acland Street, St Kilda. This disembarks at Shakespeare Grove where she is subsequently is confronted by the character Adrian Fox in a green Chevrolet Imparla. Baxter declines Fox's offer for a lift & walks down Chaucer Street. Fox drives a short distance until he turns left into David Street where he heads off Baxter at the Peanut Farm Reserve.
- The character Carol Weston travels on a tram along Acland Street, St Kilda. This disembarks at Shakespeare Grove where she is subsequently is confronted by the character Adrian Fox in a green Chevrolet Impala. Weston declines Fox's offer for a lift & walks down Chaucer Street. Fox drives a short distance until he turns left into David Street where he heads off Weston at the Peanut Farm Reserve.
- The title refers to Australia's switch to decimal currency from the imperial monetary system (pounds, shillings and pence), which is part of the plot.
- A fight scene between John Fegan and Allen Bickford got out of hand. Both actors wanted to make the segment look as authentic as possible and real punches were thrown.
- Singer Lorrae Desmond's first dramatic role.
- Judith Arthy featured in a scene on Elwood Beach wearing only a tiny bikini - which was filmed on a cold, rainy day. The script explained the conspicuous absence of people on the beach as the result of the beach 'being cleared by a sudden thunderstorm'. However, the script did not explain why the detectives were wearing heavy overcoats.
- Les Dayman's last appearance. His character is granted leave of absence.
- First dramatic acting role for 'Terry ONeill (VI) , host of the variety show "Time for Terry" (1965).
- John Fegan's last appearance. His character retires.
- Lynette Curran's first major television role.
- SPOILER: Lionel Long's last appearance. His character dies in a mine cave-in.
- During exterior filming, Nina Gregory had worn a very low-cut halter-neck top, revealing her generous cleavage. For studio taping, TV executives forced her to cover up with a strategically placed scarf.
- Norman Yemm's twin brother Gordon reputedly features as one of the trio of trouserless Patterson's in the bizarre dream sequence.
- The "bad twin" Eddie Patterson is played by Norman Yemm, with non-actor Gordon Yemm only appearing when the script demanded both brothers on screen.
- Gus Mercurio's first television acting role.
- As the storyline delved into Inspector Fox's past, for flashback scenes Alwyn Kurts' son Michael played a young Constable Colin Fox, suitably attired in a period police uniform.
- Sally Conabere's first television acting role.
- Norman Yemm's twin brother Gordon acted as stunt double in the action sequences following a leg injury to Norman.
- Singer Leila Hayes' acting debut.
- This was an extended episode, taking the story into the courtroom to show the trial. It was denied that this was a pilot for a new format.
- Last appearance of Norman Yemm. His character Patterson left the force.
- Andrew McFarlane makes his television acting debut in a minor one-scene appearance.
- This is the last episode of the series to be recorded in monochrome.
- Last appearance in the show for Michael Preston. His character was blown up in a pre-credits sequence.
