First broadcast 20th December 1976.
Violent psychopath Tim Cook, dubbed 'The Leopard' by the press, escapes from custody on a hospital visit, having vowed to get Regan, who put him away.
John Thaw - Regan
Dennis Waterman - Carter
Garfield Morgan - Haskins
George Sweeney - Tim Cook
Brendan Price - Ian Pinder
John Sharp - Uncle
Jan Harvey - Pat Knightly
Dave Hill - Shaylor
Alan Mitchell - Stackman
Keith James - Lakin
Anna Wing - Mrs. Haldane
Roger Brierley - Psychiatrist
Malya Nappi - Nurse (as Malya Woolf)
Tony Allen - Bill the Driver
