Thampi Kannanthanam has directed over 16 films in his career. His last film was the 2004 film Freedom. Apart from direction, Thampi has produced 5 films, written screenplay for 3 films and has acted in Itha oru Theeram (1980), Attimari (1981), Madrasile Mon (1982), Thudarkatha (1991). His noted movies are Rajavinte Makan, Vazhiyorakazhchakal, Bhoomiyile Rajakkanmar, Indrajaalam, Nadodi, Chukkan and Manthrikam. He was most active during the 80-90 period.