She wrote: “It is with heavy hearts that we announce the sudden passing of our beloved Anthony. We are devastated and trying to breathe through the impossible, taking each moment as it comes.
“Please hold this eternal light in your hearts and our family in your prayers.”
Valerie made numerous posts about her life with Anthony and their love for their son Nick on Facebook.
Last Father’s Day, Valerie described Anthony as being “beyond a father, [but] a true influencer of dreams and an elevated foundation for love and the higher path”.
Guidera’s breakthrough movie role was playing a bodyguard named Anthony in the concluding movie of Francis Ford Coppola’s Godfather trilogy, released in 1990.
He had other notable roles in The Rock, The Postman and Armageddon, among other films.
Famously, Guidera and his co-star Natasha Henstridge won the MTV Movie Award for Best Kiss in 1996 for their smooching scene in sci-fi flick Species.
Anthony Guidera passionately holding onto Natasha Henstridge’s head as she stares into his eyes in a scene from the film Species, 1995. Photo / Getty Images
In the 1995 movie, Henstridge plays extraterrestrial-human hybrid Sil who escapes from a research laboratory and must be tracked down before she successfully mates with a human male.
Guidera’s television roles included appearances in Renegade, Baywatch, Angel and Star Trek: Deep Space Nine.