Dick Powell's Zane Grey Theatre (1956)

S3E7 The Tall Shadow

Linc Hardway, son of one of the richest tycoons in the West, strives to match his father's success. However, his relentless pursuit leads to a series of missteps, causing the woman he loves to doubt him. Just when things seem at their lowest, tragedy strikes as Hardway's father is killed, casting suspicion on Linc himself.