' MacLeod has new memoir , ` ` This Is Your Captain Speaking '' MacLeod spent years as character actor before he found real stardom . He was originally supposed to play Captain Grant on ` ` The Mary Tyler Moore Show '' ` ` Show Boat 's '' Mr . Stubing was originally tougher ; character later softened .
Gavin MacLeod has new memoir , `` This Is Your Captain Speaking '' MacLeod spent years as character actor before he found TV stardom . He was originally supposed to play Lou Grant on `` The Mary Tyler Moore Show '' `` Love Boat 's '' Capt . Stubing was originally tougher ; character later softened .