Denise Richards’ estranged husband, Aaron Phypers, is preparing to call some big names to the witness stand in his ongoing and contentious divorce case against the “Wild Things” star.

Page Six has exclusively obtained court documents Tuesday that reveal the Canadian actor, 53, may call Charlie Sheen and Brandi Glanville.

Phypers’ attorney claims in the filing that Sheen — who was married to the actress from 2002 to 2006 and shares two daughters with her — can speak to Richards’ alleged “history of not being truthful and of drug and alcohol abuse.” Phypers has publicly accused his estranged wife of having a Vicodin addiction .

Page Six has reached out to Sheen’s rep for comment but did not immediately hear back.

The “Two and a Half Men” alum, 60, and Richards have recently put on a

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