Erin Moran remembered by 'Happy Days' co-stars Ron Howard, Henry Winkler and others in Hollywood

Others in Hollywood also took to social media to remember Moran.

— -- Following the death Saturday of Erin Moran at age 56, her former co-stars and colleagues took to social media to pay tribute to the iconic "Happy Days" and "Joanie Loves Chachi" actress.

Her death was confirmed by the Harrison County Sheriff's Department in Indiana, which said in a statement, "On April 22, 2017 at approximately 4:07 p.m., the Harrison County Dispatch received a 911 call that referenced an unresponsive female. Upon the arrival of first responders, it was determined that Erin Marie Moran Fleischmann was deceased and an autopsy is pending."

"Such sad sad news," Howard tweeted. "RIP Erin. I'll always choose to remember you on our show making scenes better, getting laughs and lighting up tv screens."

Actor Willie Ames, who appeared in the TV show "Gunsmoke" with Moran in 1971, tweeted, "I've known Erin Moran since childhood doing 'GunSmoke.' More recently as a troubled soul. So saddened to hear of her passing. RIP ERIN xo."

Don Most, who starred alongside Moran as Ralph Malph on "Happy Days," tweeted, "So incredibly sad to hear about Erin. A wonderful, sweet, caring, talented woman.I can't really comprehend this right now. Very painful loss."

Below, others in Hollywood who took to social media to remember the California native:

ACTRESS ERIN MURPHY

ACTRESS ELVIRA

ACTRESS KRISTY SWANSON

ACTOR CHRIS KATTAN