“Battlestar Galactica” actress Katee Sackhoff came under fire from fans after a fairly innocuous tweet pleading for gun safety ignited a heated debate — and cost her half of her Twitter followers.

Katee Sackhoff, the Hollywood actress known for her tomboyish, gun-toting star roles in hard-charging action flicks and TV shows — including one as mercurial but talented pilot Kara “Starbuck” Thrace ...