From 65438 to 0970, randall duk kim set foot in the entertainment circle by auditioning for the movie Hawaiian. 1974 Played the leading role in Perikles produced by new york Public Theatre. 1978- 1979 also played the leading role in the stage play Hamlet produced by guthrie Theatre.

In the 1780s, randall duk kim and others founded the American Actors' Troupe in Springfield, Sauk County, southern Wisconsin. This troupe mainly performs Shakespeare's works.

His recent performances include playing Master Tortoise in Kung Fu Panda series and playing Goku's adoptive father Grandpa Gohan in Dragon Ball in 2009.