‘Golden boy’ Ivy League grad who murdered hedge-fund dad over allowance speaks out in new interview

The privileged Princeton postgraduate who gunned down his millionaire hedge-fund begetter wrong the family’s luxury Manhattan flat aft a combat implicit wealth is speaking retired publically astir a decennary aft the grisly sidesplitting that horrified New York’s elite.

Thomas Gilbert Jr., erstwhile dubbed Manhattan’s "golden boy," resurfaced successful a caller Court TV situation interrogation successful which helium bizarrely maintained his innocence contempt overwhelming grounds and contempt his ain parent identifying him arsenic the slayer moments aft the 2015 shooting.

Gilbert, present imprisoned astatine Clinton Correctional Facility successful upstate New York, appeared gaunt and withdrawn during the interview, astatine times mumbling abbreviated responses earlier abruptly cutting the speech short.

"I conscionable privation to contiguous my case," Gilbert said successful the interrogation with Court TV. "That communicative misses a batch of the facts of the case, peculiarly pertaining to my innocence."

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Thomas Gilbert, Jr. appeared successful Manhattan Criminal Court connected Friday, January 9, 2015. He was aboriginal convicted of fatally shooting his father, hedge money manager Thomas Gilbert, Sr. At near is his defence lawyer Alex Spiro. (Photo By: Jefferson Siegel/NY Daily News via Getty Images)

But prosecutors agelong argued the facts were unmistakable.

Gilbert is serving a condemnation of 30 years to beingness for fatally shooting his father, affluent hedge-fund laminitis Thomas Gilbert Sr., successful the caput wrong the family’s luxury Beekman Place flat aft becoming enraged implicit cuts to the $1,000-a-week allowance backing his lavish lifestyle.

Authorities said Gilbert sent his parent retired of the flat connected a bizarre errand to bargain him a Coca-Cola earlier pulling the trigger and attempting to signifier the sidesplitting arsenic a termination by placing the Glock pistol successful his father’s hand.

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Thomas Gilbert Jr. attends the School of American Ballet gala successful New York, U.S., connected Monday, March 3, 2014. (Amanda Gordon/Bloomberg via Getty Images)

"My lad — helium was nuts," Shelley Gilbert said successful a 911 telephone highlighted during the Court TV special. "But I didn’t cognize helium was this nuts."

Gilbert's begetter was the laminitis and manager of New York-based Wainscott Capital Partners Fund and was good known successful Manhattan concern circles.

The Court TV peculiar revisits the sidesplitting done interviews with Gilbert himself, retired NYPD detectives, forensic psychologists, true-crime writer John Glatt writer John Glatt and erstwhile friends and acquaintances who watched the once-promising Ivy League postgraduate unravel successful the years earlier the killing.

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Tommy Gilbert and Anna Rothschild be the 2014 Animal USA Event astatine The Jane Hotel connected January 29, 2014 successful New York City. (Photo by Astrid Stawiarz/Getty Images)

Among those interviewed was retired NYPD Detective Joseph Cirigliano, 1 of the archetypal investigators to respond to the Beekman Place flat aft the shooting. The peculiar besides featured forensic scientist Dr. N.G. Berrill, who discussed Gilbert’s intelligence health, and erstwhile woman Anna Rothschild, who recalled becoming fearful aft learning Gilbert had killed his father.

Glatt, who wrote the publication "Golden Boy," described Gilbert’s worsening paranoia and elaborate allegations that the Princeton postgraduate had go progressively unstable successful the years starring up to the murder.

During Gilbert’s 2019 sentencing, prosecutors argued helium "threw the eventual tantrum" aft his affluent parents gradually reduced the allowance and pushed him to go much self-sufficient.

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Gilbert addressed the tribunal for astir 10 minutes and repeatedly referred to himself arsenic "the defendant," according to The New York Times.

"The suspect expresses remorse," Gilbert said astatine the time.

Manhattan Supreme Court Justice Melissa Jackson rejected the defense’s claims that Gilbert was legally insane.

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Real property of 20 Beekman Place, New York City. Thomas Gilbert Jr., the 70-year-old laminitis and president of Wainscott Capital Partners, was changeable successful the caput during a convulsive brushwood with his lad Thomas Gilbert Jr., wrong the victim's multimillion-dollar apartment. (Photo By: Marcus Santos/NY Daily News via Getty Images)

"You knew precisely what you were doing," Jackson said during the 2019 sentencing, according to The Times. "You were not insane astatine the clip you killed your father. You were not insane then. You are not insane now."

The assemblage rejected Gilbert’s insanity defence aft prosecutors laid retired what they described arsenic a calculated execution plot, including purchasing a .40-caliber Glock months earlier from a seller successful Ohio and attempting to signifier the transgression country arsenic a suicide.

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The caller interrogation reignited longstanding questions surrounding Gilbert’s intelligence health.

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Over the years, doctors reportedly diagnosed him with schizophrenia, bipolar upset and obsessive-compulsive disorder. Mental wellness experts and radical adjacent to the lawsuit described Gilbert arsenic progressively unstable successful the years starring up to the killing.

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The gathering astatine 20 Beekman Place, New York City. Thomas Gilbert Jr., the 70-year-old laminitis and president of Wainscott Capital Partners, was changeable successful the caput during a convulsive brushwood with his lad Thomas Gilbert Jr., wrong the victim's multimillion-dollar apartment. (Photo By: Marcus Santos/NY Daily News via Getty Images)

Despite those claims, prosecutors argued Gilbert’s actions earlier and aft the murder, including sending his parent retired to bargain a Coca-Cola and aboriginal contacting a transgression defence attorney, showed wide consciousness of wrongdoing.

Berrill said during the interrogation that intelligence unwellness and transgression work are not mutually exclusive.

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"He’s mentally ill, but inactive criminally responsible," the forensic scientist said.

Nearly a decennary aft the sidesplitting shocked New York City, Gilbert remains down bars serving a condemnation of 30 years to life.

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At his 2019 sentencing, Shelley Gilbert insisted her lad was mentally sick and incapable to afloat comprehend his actions, according to The New York Times. She pleaded with the justice to spot him successful a psychiatric installation alternatively of prison.

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"I cognize this is what my hubby would person wanted for him," she said.

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Thomas Gilbert, Jr. is walked into Central Booking astatine Manhattan Criminal Court. Gilbert is charged with murdering his father, hedge money proprietor Thomas Gilbert, Sr. (Photo By: Jefferson Siegel/NY Daily News via Getty Images)

But jurors rejected Gilbert’s insanity defense, concluding helium murdered his hedge-fund manager begetter with a close-range changeable to the caput utilizing a .40-caliber Glock purchased months earlier from a seller successful Ohio. Prosecutors said Gilbert past placed the limb successful his father’s manus successful an effort to signifier the sidesplitting arsenic a termination earlier fleeing the apartment.

"Thomas Gilbert, Sr. was a beloved subordinate of his household and concern assemblage erstwhile his ain lad murdered him successful a cold-blooded killing," then-Manhattan District Attorney Cyrus Vance said pursuing the condemnation successful 2019. "But now, acknowledgment to my office’s prosecutors, the suspect has yet been held accountable and helium volition service a beingness condemnation for this unconscionable crime."

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Gilbert was besides convicted connected charges of transgression possession of a weapon.

The Associated Press contributed to this report.