Yeung Hung

Crippled Avengers (1978):
Plays Jeu Gau-Feng, friend and fellow-student of Du Tian-Dao (Chen Kuan-Tai). He arrives to attend Du’s birthday celebration, but upon hearing that the Avengers are stirring up trouble sets out to defeat them himself using his hard qigong, which makes him impervious to blows from feet or fists. However, it does not save him from the iron feet of Wu Gui (Sun Chien).

Lui Tat

Crippled Avengers (1978):
In a very small part, plays a potter who fires Wu Gui (Sun Chien) for laziness, causing Wu to storm out into the street, collide with Chang (Lu Feng), refuse to apologize, and get his legs cut off.

Helen Poon

AKA Poon Bing Seung, Pan Ping Chang

Crippled Avengers (1978):
Plays the nameless wife of Du Tian-Dao (Chen Kuan-Tai). Killed in the film’s opening scene, avenged by her husband, who subsequently declared war on the whole world, basically.

With the unnamed child actor who played her son, Chang.

Chen Kuan-Tai

AKA Chan Goon Tai, Gary Chen, Jackie Chen

Started off as a great hero for the studio, then left to make films for other companies. Upon his return played mostly villains, but always a magnetic presence, whatever the role.

Crippled Avengers (1978):
Plays Du Tian-Dao, the main villain, who cripples the titular Avengers (Philip Kwok, Lo Meng, Sun Chien, and Chiang Sheng) for insulting him and his son (Lu Feng).

Stewart Tam

Crippled Avengers (1978):
Plays one of the Tien Nan Tigers, who kick-start the plot by invading the home of Du Tian-Dao (Chen Kuan-Tai), murdering his wife (Helen Poon), and cutting off the arms of his son (played as an adult by Lu Feng).

Left to right: Dick Wei, Jamie Luk, Stewart Tam.

Jamie Luk

Crippled Avengers (1978):
Plays one of the Tien Nan Tigers, who kick-start the plot by invading the home of Du Tian-Dao (Chen Kuan-Tai), murdering his wife (Helen Poon), and cutting off the arms of his son (played as an adult by Lu Feng).

Left to right: Dick Wei, Jamie Luk, Stewart Tam.