Elenco (na ordem dos créditos)
Charul Bhanji
Fisherman
Mary Haggarty
Lifelong arrochar resident
Colin Janssen
Ecotoxicologist - Ghent university
Debbie Leach
Campaigner - thames21
Thomas Moore
Science Correspondent
Will Randall
Thames water
Cristina Sanchez-Navarro
B&B owner
Afroz Shah
Activist and beach cleaner
Arrow Shah
Richard Thompson
Marine biologist - Plymouth university
Jan Andries Van Franeker
Scientist - Wavenumber marine research
Roshni Yathiraj
Conservationist Reefwatch