To display a program guide for making an efficient search for a desired program, there are provided a program guide displaying method and apparatus, and a computer program which controls a computer to carry out the program guide displaying method. The program guide displaying method includes the steps of receiving information on programs to be broadcast on at least one day from a plurality of stations; and placing a plurality of cells in which pieces of the program information are to be displayed, respectively, in a two-dimensional program guide having time and date axes and displaying, in the cells, program information pieces whose airtimes overlap each other on the same airdate, in such a manner that they will not overlap each other.