The football legend and beloved TV anchorman passed away aged 84 at their family's Connecticut home, and stars and athletes alike have been sharing their condolences to the New York Giants icon.

On Monday (10Aug15), The Gallows star Cassidy took to to share a snap of herself as a tot sitting on her father's soldiers.

The touching tribute reads: "Very few people are blessed enough to call their father a legend, and an even smaller number are able to share that notion with the rest of the world. Today of all days I can genuinely say I am humbled by the outpour of love and support my family has received (sic).

"Yesterday, I lost my best friend... His kindness was infectious, and his grace, beyond compare... And despite the worldly passing of an incredible man, I undoubtedly know heaven gained one stud of an angel. Philippians 4:13 has never rung so true.. You were an unparalleled Giant in all sense of the word, Dad.. So keep doin' you up there, because no one does it better, and no one ever will."

Cassidy, 22, is the youngest child of Gifford and his wife, TV personality Kathie Lee Gifford. The couple is also parents to 25-year-old son Cody, and Frank had three older children from a previous marriage.