Returning from holiday, Frost investigates a drowning death in the river, but the autopsy reveals she was drowned in a bathtub.
David Jason - D.I. Frost Bruce Alexander - Supt. Mullett Anthony Calf - James Barr David Beames - Alec Barr John Lyons - D.S. Toolan Eoin McCarthy - Father Sullivan Isla Blair - Rosalie Martin Gwyneth Powell - Kitty Rayford Yolanda Vazquez - Jeanette Barr Noel Johnson - Father Clark Jason Riddington - Richard Sheridan Jane Wymark - Fiona Barr Kenneth Cope - Charlie Fairclough David McKail - Dr. McKenzie Alexandra Gilbreath - Jackie Sheridan Angela Lonsdale - W.P.C. Harman David Gooderson - Pathologist James McKenna - Sgt. Brady Arthur White - Ernie Trigg Philip York - Solicitor Mark Tandy - Hotel Manager Gwyneth Strong - D.S. Bailey David MacCreedy - D.I. Moore Sally Sheridan - Guest 1 (as Sally Adams) Paul Hegarty - Guest 2 Orde Browne - Guest 3