The 44-year-old actor attended the 16th annual Chrysalis Butterfly Ball with his wife, Rebecca Gayheart, and their daughters, Billie, 7, and Georgia, 5, reported Us weekly.
Clad in a black suit, Dane appeared happy and healthy.
Dane was in news in April when his representative announced that the star was briefly stepping away from his TNT show "The Last Ship".
"Eric asked for a break to deal with personal issues. He suffers from depression and has asked for a few weeks of downtime and the producers kindly granted that request," Dane's representative had said at the time.