Performers include: E. G. Marshall, Robert Reed, Joan Hackett
Description: American courtroom drama television series that stars E. G. Marshall and Robert Reed as father-and-son defense attorneys Lawrence and Kenneth Preston. Original music for the series was scored by Frank Lewin and Leonard Rosenman. The series was spun off from the Studio One episode "The Defender", which starred Ralph Bellamy and William Shatner as the Prestons. Lawrence Preston (Marshall) and Kenneth Preston (Reed) are father-and-son defense attorneys who specialized in legally complex cases.