Michael Landon Jonathan Smith Creator, Actor Michael Landon Jr. Creator Victor French Mark Gordon Actor H. Richard Greene Jim Bradley Guest Star Leann Hunley Jennifer Guest Star Elisabeth Harnois Jenny Raines Guest Star Andy Romano Caz Guest Star Natalie Gregory Jennifer Bradley Guest Star Bobbi Jordan Miss Holly Guest Star Christine Healy Lisa Bradley Guest Star Bess Meyer Lee Bradley Guest Star Danny Pintauro Alex Guest Star Fran Ryan Lil Guest Star William Schallert Grandpa Raines Guest Star Laurie Walters Michelle Raines Guest Star David A. Kimball Doctor Guest Star Joe Baker Jason Guest Star Josh Williams Jason Guest Star Jacob Kenner Kid 1 Guest Star Eric Fry Kid 2 Guest Star Brandon Bluhm Kid 3 Guest Star