Danny (played by Ben Whishaw) is a protagonist in Good Boy.
Jackie (played by Marion Bailey) appears in Good Boy.
Doctor (played by Paul Chahidi) appears in Good Boy.
Nurse (played by Jocelyn Jee Esien) appears in Good Boy.
Funeral Director (played by Mark Monero) appears in Good Boy.
Leon (played by Dino Fetscher) appears in Good Boy.
Vicar (played by Wendy Nottingham) appears in Good Boy.
Surgeon (played by Bettrys Jones) appears in Good Boy.