He kept a close eye on her all day while she sunned herself on her luxury cruise liner off Taormina, Italy. And it seems that Scarlett Johansson's bodyguard is never off duty for a second.

The actress's burly sidekick was on hand with the soap as she hosed herself down after a dip in the water.

Scarlett, 27, showed off her jaw-dropping curves as she washed herself after a dip in the water, appearing unselfconscious and very comfortable in his company.

The pair were joined briefly by a couple of crew members but were alone for the majority of the time. The Avengers star shielded her face from the sun with a visor and wore sunglasses over her eyes.

Scarlett's bodyguard appeared to be making himself useful by holding something that looked like soap while she showered- displaying an admirable work ethic.

The actress was joined by her hunky bodyguard and two female friends, and the group kept hydrated by sipping from water bottles.