Dennis Quaid and ex-wife number three Kimberly Buffington modify their custody agreement for their twin children

Two-time Independent Spirit Award winner Dennis Quaid and his ex-wife #3 Kimberly Buffington have modified their custody agreement for their 14-year-old fraternal twins Zoe Grace and Thomas Boone.

When the former couple ended their 11-year marriage in 2018, the 50-year-old real estate agent had the twins for 75 percent of the time, but now that's changed to 'two weeks on and two weeks off.'

The 68-year-old actor will pay Kimberly $225 for each day he misses as well as paying for a nanny/caretaker to shuttle them back and forth to different high schools starting in the fall - according to TMZ.  

2015 family portrait: Two-time Independent Spirit Award winner Dennis Quaid and his ex-wife #3 Kimberly Buffington have modified their custody agreement for their 14-year-old fraternal twins Zoe Grace and Thomas Boone

2015 family portrait: Two-time Independent Spirit Award winner Dennis Quaid and his ex-wife #3 Kimberly Buffington have modified their custody agreement for their 14-year-old fraternal twins Zoe Grace and Thomas Boone

Four more years until the kids are legal adults! When the former couple ended their 11-year marriage in 2018, the 50-year-old real estate agent (L, pictured in 2011) had the twins for 75 percent of the time, but now that's changed to 'two weeks on and two weeks off'

Four more years until the kids are legal adults! When the former couple ended their 11-year marriage in 2018, the 50-year-old real estate agent (L, pictured in 2011) had the twins for 75 percent of the time, but now that's changed to 'two weeks on and two weeks off'

Dennis reportedly paid Buffington $2M in spousal support as well as $13,750 a month in child support, but that number goes up if he makes over $1.3M in a year.

Back in 2008, the Quaids received a $750K settlement from the drug manufacturer, Baxter Healthcare Corp, after their infants were mistakenly given a massive overdose of Heparin upon their birth at Cedars-Sinai Medical Center.

The Tiger Rising actor is also father to Scream actor Scream actor - turning 30 on April 24 - from his nine-year marriage to Innerspace leading lady Meg Ryan, which ended in 2001.

Details: The 68-year-old actor will pay Kimberly $225 for each day he misses as well as paying for a nanny/caretaker to shuttle them back and forth to different high schools starting in the fall (pictured in 2007)

Details: The 68-year-old actor will pay Kimberly $225 for each day he misses as well as paying for a nanny/caretaker to shuttle them back and forth to different high schools starting in the fall (pictured in 2007)

Costly split: Dennis reportedly paid Buffington $2M in spousal support as well as $13,750 a month in child support, but that number goes up if he makes over $1.3M in a year (pictured in 2005)

Costly split: Dennis reportedly paid Buffington $2M in spousal support as well as $13,750 a month in child support, but that number goes up if he makes over $1.3M in a year (pictured in 2005)

2021 mother-son portrait: Quaid is also father to Scream actor Jack Quaid - turning 30 on April 24 - from his nine-year marriage to Innerspace leading lady Meg Ryan, which ended in 2001

2021 mother-son portrait: Quaid is also father to Scream actor Jack Quaid - turning 30 on April 24 - from his nine-year marriage to Innerspace leading lady Meg Ryan, which ended in 2001

On Monday, Dennis attended the CMT Music Awards in Nashville with his fourth wife Laura Savoie who, at age 29, is 39 years younger than him.

The St. Louis-born teaching assistant - who began dating Quaid in 2019 after meeting at a business event - is currently pursuing a PhD in philosophy from the University of Texas in Austin.

The Texan musician is going on tour next month starting with a three-night stand at Utah's Egyptian Theatre in Park City from May 5-7.

May-December duo: On Monday, the Tiger Rising actor attended the CMT Music Awards in Nashville with his fourth wife Laura Savoie who, at age 29, is 39 years younger than him

May-December duo: On Monday, the Tiger Rising actor attended the CMT Music Awards in Nashville with his fourth wife Laura Savoie who, at age 29, is 39 years younger than him

Still in school? The St. Louis-born teaching assistant - who began dating Dennis in 2019 after meeting at a business event - is currently pursuing a PhD in philosophy from the University of Texas in Austin

Still in school? The St. Louis-born teaching assistant - who began dating Dennis in 2019 after meeting at a business event - is currently pursuing a PhD in philosophy from the University of Texas in Austin

Texan musician: Quaid is going on tour next month starting with a three-night stand at Utah's Egyptian Theatre in Park City from May 5-7

Texan musician: Quaid is going on tour next month starting with a three-night stand at Utah's Egyptian Theatre in Park City from May 5-7

Dennis - who's a licensed pilot - will next portray airplane passenger-turned-pilot Doug White in Sean McNamara's faith-based family drama On a Wing and a Prayer, which hits US theaters August 31.

Heather Graham and Jesse Metcalfe also star in Metro-Goldwyn-Mayer's emergency landing movie 'based on an astonishing true story of faith and survival.'

McNamara also directed Quaid in his upcoming President Ronald Reagan biopic Reagan, which is currently in post production. 

'Genius performance!' The licensed pilot will next portray airplane passenger-turned-pilot Doug White in Sean McNamara's (L, pictured January 4) faith-based family drama On a Wing and a Prayer, which hits US theaters August 31

'Genius performance!' The licensed pilot will next portray airplane passenger-turned-pilot Doug White in Sean McNamara's (L, pictured January 4) faith-based family drama On a Wing and a Prayer, which hits US theaters August 31

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