Starr said he gave "extensive notes" to director Mendes while fact-checking the scripts. The scenes in particular that depicted Starr's family and his first wife, Maureen Starkey Tigrett (whose casting has not yet been announced), were among the sequences that Starr urged to have reworked.

Starr, played in the films by Irish actor Barry Keoghan, took particular umbrage with the depiction of his marriage to his first wife Maureen Starkey Tigrett in the script.