Yes I have the entry Henry Bell baptised 16th Feb 1588 married 16th Oct 1615 Hellen Kinge bp 7th Feb 1589. Note 1588/89 was the same year as they wrote in those days.
I also have Roger Bell baptized 7th May 1593 at Aylesbury, Buckingham
But I have no info on your Roger's descendants.
His His siblings are as you mention Thomas, John, Phillip, Roger and Anthony and a sister Agnes Bell married 21st Oct 1602 William Peverell
Their parents as you know were Roger Bell msrried 1st Jul 1583 Winifride Kitchin