Thus, most of the plot lines were standard detective stories of the day, such as one episode in which Helm investigates the disappearance of a race horse.

A pilot TV movie aired on May 7, 1975, previewing the series already on the announced fall schedule and debuted on September 20 of the same year.

Other guests included: Jack Cassidy, Gretchen Corbett, Bert Convy, Pat Crowley, Susan Dey, Howard Duff, Shelley Fabares, Farley Granger, Sherry Jackson, L.Q.

Jones, Patrick Macnee, Juliet Mills, Ian McShane, Ann Turkel and John Vernon.

To date, the Matt Helm TV series marks the most recent attempt to adapt Donald Hamilton's creation, although there were reports in 2006 that a film studio had optioned the rights to the character.