1 - Episode 501

2 - Episode 502

3 - Episode 503

4 - Episode 504

5 - Episode 5

6 - Episode 6

7 - Episode 7

8 - Episode 8

9 - Episode 9

10 - Episode 10

A passenger breaks the air travel rules that have changed since terrorism by carrying fireworks in their luggage. Immigration interview a New Zealand man who has a criminal record. Customs officers target a multi-million dollar black market trade in Medicare-subsidised prescription drugs.

11 - Episode 11

An officer's search for the right answers leads to a verbal stoush in Customs. Immigration officers interview an Irish bricklayer that they suspect is double-dipping on his working holiday visa. A passenger's bad behaviour has everyone on edge in Quarantine.

12 - Episode 12

A passenger's nervous behaviour has everyone in Customs on edge. Off the central Queensland coast, Customs search an enormous cargo ship where every nook and cranny is a possible hiding place. A passenger's startling comment makes Customs officers concerned that his life may be in danger.

13 - Episode 13

A phone call could change the fate of a passenger who is desperate to stay in Australia. Customs officers investigate a suspicious package from India. Unusual behaviour from a Chinese student in Melbourne attracts the attention of Customs.

14 - Episode 14

Unusual behaviour from a passenger leads Customs to wonder if he is playing games. Immigration compliance officers face some unexpected hurdles in the search for an illegal worker hiding in a market garden in western Sydney. A passenger is suspected by officers to be carrying drugs, but the situation takes a dramatic turn.

15 - Episode 15

Customs officers suspect that two female passengers are trying to hide something. A passenger who failed to declare some tapa mats gets upset over his treatment in Quarantine. Customs officers board a mystery ship after it fails to respond to their radio calls.

16 - Episode 16

A Colombian dance instructor may have stepped out of line when Customs officers find heroin readings on samples from his bags. Quarantine officers at the Internation Mail Handling Unit receive a box that smells so foul that it gives them a headache. Immigration compliance officers search a western Sydney warehouse, but obstructions could help a Filipino man they suspect of being an illegal immigrant to get away.

17 - Episode 17

A Californian passenger is unhappy about being questioned by Customs. A Customs officer has suspicions about a parcel that has arrived at the International Mail Handling Unit from Peru. A student returning from China tries to con Quarantine by smuggling bags of food and then "declaring" it on a second passenger card.

18 - Episode 18

Customs suspect that a Malaysian passenger that is hiding something may not be working alone. Some filthy clothes could hold the key to a major Customs investigation. A suspected illegal non-citizen keeps Immigration compliance officers on their toes during a raid at a steel fabrication plant in outer western Sydney.

19 - Episode 19

Immigration interviews a Phillippine tourist who has a stash of male student identity cards and some undeclared medication. In Brisbane, when a Lebanese passenger gets upset after Quarantine seizes some food that she has brought into the country as gifts for her family, her son in law makes a political issue out of it. In Sydney, a passenger returning from a round-the-world trip catches the attention of Customs officers.

20 - Episode 20

Looks back at some emotional and nervous passengers that Customs, Immigration and Quarantine have interviewed.

21 - Episode 21

Looks back at some memorable characters encountered by Customs, Immigration and Quarantine officers and their attempts to enter Australia.

22 - Episode 22

Customs officers are horrified by the mysterious contents of an unidentified bag. The Navy, Department of Fisheries and Customs combine in a big operation to stop illegal fishing boats poaching in Australia's rich northern waters. Customs officers find narcotics elaborately concealed inside two printer cartridges.