A Force of One (1979).

A Force of One is a 1979 martial arts movie directed by Paul Aaron and starring Chuck Norris as karate champion Matt Logan.

The following weapons are seen in the movie A Force of One:

Handguns

Smith & Wesson Model 36

Smith & Wesson Model 36 revolvers are used by detectives of Santa Madre Police Department.

Smith & Wesson Model 36 with square butt - .38 Special

Det. Mandy Rust (Jennifer O'Neill) demonstrates her revolver to Matt Logan (Chuck Norris).

A grip of the revolver is seen in Lt. Dunne's (Clu Gulager) holster.

Det. Moskowitz (James Whitmore Jr.) draws his revolver.

Det. Rollins (Ron O'Neal) holds his revolver in the final scene.

Mandy Rust with her revolver in the final scene.

Melrose (Clint Ritchie) appears with a Colt MK IV Series 70 pistol in one scene.

Colt MK IV Series 70 - .45 ACP

Melrose aims his Colt at Mandy Rust (Jennifer O'Neill).

Another view at the pistol.

Mandy Rust holds the pistol taken from disarmed Melrose.

Harriett (Lisa James) with Melrose's pistol.

Police officers are seen with Stevens Model 620 shotguns in one scene.

Stevens Model 620 - 12 gauge

During the karate training several detectives hold rubber prop pistols.