Tadashi Yamashita

When a prostitute is found dead in a Los Angeles skyscraper occupied by a large Japanese corporation, detectives John Connor and Web Smith are called in to investigate. Although Connor has previous experience working in Japan, cultural differences make their progress difficult until a security disc showing the murder turns up. Close scrutiny proves the disc has been doctored, and the detectives realize they're dealing with a cover-up as well.

Joe Armstrong, an orphaned drifter with little respect for much other than martial arts, finds himself on an American Army base in the Philippines after a judge gives him a choice of enlistment or prison. On one of his first missions driving a convoy, his platoon is attacked by a group of rebels who try to steal the weapons the platoon is transporting and kidnap the base colonel's daughter.

Scott James, a veteran martial arts expert, is recruited as the protector of the wealthy and beautiful Justine after she becomes the target of a ninja clan. When Scott finds out that his ruthless arch-nemesis, McCarn , is involved with the stealthy and dangerous criminals, he is eager to settle old scores. Soon Scott is facing off against McCarn and the entire ninja horde in an effort to take them all down.

When a scientists daughter is kidnapped, American Ninja, attempts to find her, but this time he teams up with a youngster he has trained in the ways of the ninja.

China, 7th century. On their way to a provincial center Judge Dee and his three wives spend the night at a Taoist monastery. Soon the judge discovers that the secluded place holds a secret - the former abbot died of unnatural causes. After a number of mysterious events and more cases of murder Dee tracks down the true villain.

A government agent discovers a plot by a cartel of seven gangsters to take over the state of Hawaii. He hires a team of seven hitmen to stop them.

U.S. agents send a gymnastic martial artist to secure a missile-base site in the savage country of Parmistan.

After being tricked into thinking his best friend, and caretaker is dead, Vietnam Vet, and mentally disabled person has no other choice but to enter The Arena Of Death!

Story of a Chinese-American growing up in L.A.

This is the third and final film of the ZA KARATE trilogy. Tadashi Yamashita reprises his role as the Karate World Champion. Local Japanese karate schools are not happy that a Chinese master will take over the Japanese karate organization and will do everything they can to prevent it.

International agents have failed to track down the high-level source of government top-security leaks. Japanese officials suspect the involvement of a group of cold-blooded Ninja Warriors, the fierce, EGA clan . But they are powerless against this tight, efficient killing machine. Desperately, the police seek the help of the one man who can destroy the Ninjutsa murderers and restore the governmental secrets. Ken Sacaki, the last descendant of the Koga leaders and a Ninjutsu champion himself, must accept the ultimate challenge against his bitter rivals. It's all up to Ken to defeat his oldest enemies and avenge his ancestors... or die trying. Hong Kong, Japanese and US co production.

From Amir Shervan, the director of SAMURAI COP, comes another great 90's action classic. One man (Johnny Greene) teams up with another (Tadashi Yamashita) to take down the cartel run and its evil leader (Robert Z'Dar).

Underground fighter James Thayer's loyalties are tested when he is recruited by a secretive agency to take down a drug trafficking ring operated by the man who trained him.

This mid-1970s martial arts classic stars Sonny Chiba as Mu Yun Tek, a young man trained in the Thai fighting style since childhood to one day avenge his parents' death. When a fellow student kills their teacher, Mu Yun's thirst for vengeance grows. The brutal action never stops as Mu Yun teams up with an Interpol agent (Tadashi Yamashita) to find the culprit, who insists that their former master was a drug dealer who had to be destroyed.

Somewhere in New Jersey, a group of masked rollerblading children "save the universe" by training to fight the evil Cobra Khan through a series of action-packed montages. Along the way they hypothesize some slapstick hijinks in a balloon factory, and save the day through a hypothetical Sonic Virtual Reality battle. A real treat!

Immensely successful Professor Jonathan Caine has come out with a new book about his favorite subject, ants. He is known and respected all over the world but to his beautiful daughter, radio personality, Audrey Caine, he is an absentee parent. Nevertheless, Caine tries to heal the break between him and his daughter only to be called away to give another lecture on ants to a secretive multi-national corporation, Niles Industries, hidden in the Colorado wilderness. Meanwhile, his daughter, Audrey, is worried more than she’d like to admit. But when a giant ant escapes so does Caine. The giant ant sends out a sonic signal that travels across the four corners of the world and suddenly giant ants are appearing everywhere!

To avenge the death of his family, a man infiltrates a group of wealthy killers who take homeless people and use them as prey in a sadistic game of "hunt the man down".

This is the second film of the ZA KARATE trilogy (AKA BRONSON LEE CHAMPION). Tadashi Yamashita reprises his role as the Karate World Champion and must faces dozens of worldwide pretenders, such as the Guillotine Brothers of New Guinea, Killer Samson, Dracula Jack (Bolo) who all want a shot at him at all cost and also to steal the famous Orikirimaru Sword.

Set in a city rotting from within, the film follows the explosive fallout of a corrupt local government that secretly turns an innocent neighbourhood into its drug-distribution hub, funnelling the profits into covert Central American revolutions. As officials sink deeper into violence and betrayal, a wave of martial-arts–driven resistance rises to expose the truth.

Bronson Lee, a Japanese-American raised by his grandma in the harsh, poverty-stricken desert Southwest, returns to Japan to demonstrate his mastery of karate by entering the tournament that will determine the first World Karate Champion.

A Japanese policeman in Los Angeles uses an ancient magic sword to battle killers and an extortion ring.

In order to get his family back, Frank must transform internally and overcome his fear instilled in him by his father since childhood. And in the process of his turbulent spiritual journey and self-discovery, he creates a Martial Arts "Transformational Training Method: H.I.G.H. K.E.Y. F.I.T.N.E.S.S. which in turn he utilizes to lead and metamorphosize an inner-city High School Karate team from last place to first place in the state. These teenagers get to realize their unlimited God-given potential to overcome barriers and break down their limited beliefs and become positive contributors to society.

After getting into a brawl in a Discotech in Dominica, three strangers; a Japanese tourist (Yasuaki Kurata), a Chinese restaurant worker (Tony Poon) and an American (!) painter (Tadashi Yamashita) find themselves thrown in jail together and left to rot there. Just when things seem their grimmest, the three are released, their bonds posted by an ex Army General. His intention is to put their supreme fighting skills to use against his family's black sheep, a powerful mafioso who employs top fighters from all over the world as protection.

Gavilan is an American 1982 TV series directed by Corey Allen that aired on NBC.