"The Dark Number" Episode #1.4 (TV Episode 1967) - Madeleine Christie as Helen Duncan - IMDb

"The Dark Number" Episode #1.4 (TV Episode 1967) Poster

The Dark Number (TV Mini Series)

Episode #1.4 (1967)

Photos

Madeleine Christie in The Dark Number (1966)

Patrick Allen and Madeleine Christie in The Dark Number (1966)

See also

Release Dates | Official Sites | Company Credits | Filming & Production | Technical Specs