Kate Walsh and Chris Case
08/18/2011 AT 03:00 PM EDT
has a new man.
The Private Practice
actress, 43, is happily dating writer and dad of two Chris Case.
"They met through friends," says a source. "He thinks she's amazing."
The cozy couple spent part of their summer vacationing in Greece together. "They're very happy."
Walsh, who split from husband
Alex Young in 2008, dated Neil Andrea
for more than a year.
– Aili Nahas