"Don't be careless," Hamill's voice advises. "Your overconfidence is your weakness." KYIV, Ukraine -- "Attention. Air raid alert," the voice says with a Jedi knight's gravitas. "Proceed to the nearest shelter." It's a surreal moment in an already surreal ...

“Star Wars” actor Mark Hamill lent his voice to “Air Alert,” an app linked to Ukraine’s air defense system that warns residents of incoming raids.

Ukraine supporter Mark Hamill has loaned Luke Skywalker's voice to a smartphone app that warns of incoming air raids amid the war with Russia.

When air raid alarms sound in Ukraine, they also trigger a downloadable app that has been voiced by “Star Wars” actor Mark Hamill.

As reported by the Associated Press, Mark Hamill will lend his voice in character as Luke Skywalker to "Air Alert," a Ukrainian smartphone app that alerts citizens when there's a bomb threat from Russia.

A downloadable app that has been voiced by "Star Wars" actor Mark Hamill is triggered when air raid alarms sound in Ukraine. He urges people to take cover, and tells them when the danger has passed by signing off with "May the Force be with you.