He also recalled his sons searching for coins at Ibrox Stadium during his time playing for Rangers.
The documentary features interviews with football figures including Gary Lineker, Ally McCoist, Kieron Dyer, and Alan Brazil. Butcher joked about their flattering commentary.
Director Stuart Burley described Butcher as a humble individual who subverts the typical alpha male stereotype.
"He's not your typical England captain, there's a lot more to him than that.
With the World Cup coming up, it's a really important time for men to open up."
Butcher noted that discussing his grief with the director served a therapeutic purpose.
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"Eventually we got around and I found it cathartic in many respects because it made me talk more about him, understand him more and then my family did as well."
