Tom Selleck's parents, Robert D. Selleck and Martha Jean Jagger, were instrumental in shaping the actor's life and career. Robert, a successful real estate developer, shared the screen with his famous son in two episodes of Magnum, P.I., playing Grandpa Everett. Martha, a hardworking and charitable individual, worked as president of the Motion Picture Mothers organisation for 18 years and donated to the Woodland Hills home and hospital for retired entertainment workers. The couple had four children, with Tom finding fame in Hollywood, while his siblings have chosen a life away from the spotlight. Robert and Daniel, the oldest and youngest siblings, respectively, have found success in the real estate business, while Martha's daughter went into education and became a teacher. Tom's personal life has been eventful, with two marriages and two children, one of whom he adopted. Despite his busy schedule, Tom remains active on the red carpet and in front of the camera, starring in the Jesse Stone TV movie franchise and other notable projects.