Veronica's 27-year-old grandson, who discovers his familial ties and finds new purpose and relationships in his life after being contacted by his grandmother.

A young, approachable researcher dedicated to studying penguins on Locket Island, who becomes a key ally and forms personal connections with other characters.

Veronica's housekeeper, who assists with communication and supports Veronica in her journey toward purpose and family connection.

The leader of the penguin research team, who initially opposes but later appreciates Veronica's involvement in the research activities.

A biochemist on the penguin research team, initially skeptical of Veronica's presence, whose attitude evolves throughout the story.

The orphaned penguin chick adopted by Veronica, symbolizing her capacity for care and affection after many years.

Veronica's great-aunt, who provides shelter during wartime but ultimately disapproves of Veronica's life choices.

An Italian prisoner of war who becomes Veronica's first love during her teenage years in Derbyshire.

Patrick's friend and employer, who owns a bicycle shop and provides emotional support to Patrick through personal and familial challenges.

Gavin's spirited eight-year-old daughter, who shares a connection with Veronica despite facing serious health challenges.