Callan (film) film with a Dolby-encoded optical soundtrack. The film's original reaction was mixed to positive. Callan (film) Callan is an exciting 1974 British thriller film directed by Don Sharp and starring Edward Woodward, Eric Porter and Carl Möhner. It was based on the ITV television series "Callan" which ran from 1967 to 1972. David Callan (Edward Woodward), a leading intelligence agent/assassin in the employment of the S.I.S., was forced into retirement when he lost his nerve. Now, he is called back into service to handle the assassination of Schneider, a German businessman. Colonel Hunter (Eric Porter), his former employer, promises Callan
Callan (TV series) In the end, Thames decided to bring the programme back for the 1970 series, this time in full colour and consisting of nine episodes. The third series of nine episodes, the first in colour, saw Callan still recovering from having been shot and struggling to come to terms with his situation. Interviews with Snell (the Section's doctor) and poor shooting range results portray Callan as a barely-functioning human being, whose future with the Section looks to be in serious doubt. If Callan is to be of any use to Hunter, something has to spark him into life. In league with