TVLine Items: The Killing Final Season Casting News, Highway to Heaven Reboot and More

Joan Allen The KillingJoan Allen is about to make a Killing.

The Oscar-nominated actress has joined the drama’s six-episode fourth and final season on AMC Netflix, TVLine has confirmed.

RELATED | The Killing to Introduce [Spoiler]’s Mother in Season 4

Allen, last seen in HBO’s Luck, will play Margaret O’Neal, the head of an all-boys military academy based outside of Seattle, who figures into Holder and Linden’s new investigation.

Ready for more of today’s newsy nuggets? Well….

* A&E is developing a reboot of the 1980s Michael Landon drama Highway to Heaven, per The Hollywood Reporter. Hell on Wheels showrunner John Wirth is penning the script.

* Bravo is expanding its Top Chef franchise with Top Chef Extreme, a new competition series that will pit “two of the biggest, boldest and most talked-about personalities” from past seasons of Top Chef and Top Chef Masters against each other. It’s slated to premiere this summer.

* Warner Bros. Home Entertainment has announced (via Conan O’Brien, of all people) the release of the complete 1960s Batman series (the one starring Adam West) later this year.

* Nick Lachey has been tapped to replace Carrie Keagan as host of VH1’s pop culture news show Big Morning Buzz Live!, US Weekly reports.

Which of today’s TVLine Items have you talking?