WATCH: The moment three armed men storm a popular Rocky pub

UPDATE: Police have released CCTV footage of an armed robbery at Kalka Palms last night.

It shows three men armed with an array of weapons, threatening staff and demanding cash. 

Detective Senior Sergeant Luke Peachey said the three men brandished a knife, a stick and a hammer. 

He said the 18-year-old male, later arrested, was found with cash on his person. 

Police are now searching for two remaining alleged offenders. 

Both men are believed to be indigenous; "one proportionate, one chubby". 

Det Peachey said the 22-year-old attendant subject to the robbery was "obviously shaken up" but was not physically injured. 

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Three men hold up Kalka Palms Hotel in Berserker : Police are on the look out for the men in this video
Three men hold up Kalka Palms Hotel in Berserker : Police are on the look out for the men in this video

UPDATE 6am: Queensland Police have confirmed one teenager from Rockhampton has been arrested over an armed robbery in Berserker last night. 

Just after 8pm, three men allegedly entered the Kalka Palms hotel wielding various weapon and demanded cash from a 22-year-old female staff member. 

Police allege a man armed with a knife, allegedly reached over the counter and stole a sum of money before all three fled the scene on foot along Water Street.

"An 18-year-old (Rockhampton) man was located by a police dog a short time later at Koongal and taken into custody," a Queensland Police spokesman said.

"The man was tracked by a police dog and arrested at Koongal a short time after the offence took place."

The 18-year-old will appear in Rockhampton Magistrates Court today on a charge of armed robbery.

Two other alleged offenders remain at large.

9pm: UP TO 10 Rockhampton police units are searching for three offenders who robbed the Kalka Palms Hotel tonight.

The three male bandits were reportedly armed with a knife, hammer and a bat when they entered the North Rockhampton hotel just after 8pm.

Details about what was stolen was not available at this time.

Police were quickly on the scene searching the area for the three fugitives.

The dog squad was also called in.

More to follow.