4:21 PM PT -- Charlie was not in attendance for Denise's wedding, but issued a statement through his rep saying he "wishes them both nothing but happiness!"
Denise Richards is the newest cast member on "The Real Housewives of Beverly Hills," but she's already getting the most attention ... thanks to her wedding!!
Denise -- rocking a stunning, leggy dress -- tied the knot with actor Aaron Phypers Saturday in Malibu in front of family, friends ... and the cast and crew of 'RHOBH.' The couple's big day was filmed for the upcoming 9th season of the show, which Richards will be joining.