How I Met Your Mother Preview: Meet Barney's Father
![](https://tv-fanatic-res.cloudinary.com/iu/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1463490392/user/matt-richenthal)
How I Met Your Mother has been off the air for a few weeks now, but it returns in a major way Monday night.
John Lithgow guest stars in a role that isn't merely legendary... it's legendaddy! The veteran actor will come aboard next week as Barney's never-before-seen father.
The man high fives, orders the same drink as his son and comes across in the following preview like the patriarch Barney has always wanted. Check out a few clips now:
Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.