Aaron Phypers tells PEOPLE that Denise Richards was allegedly not involved in their animals' lives after police responded to his home when Richards showed up attempting to pick up one of their dogs. She also alleged that he put one of their dogs down without telling her,

Richards accused Phypers of having their dog put down after her impromptu pop up at their Calabasas, Calif., home.

Aaron Phypers is pushing back against Denise Richards’ claims that he had their senior dog put down without her consent, saying the actress has had no relationship with the pet