Keith Carradine
Keith Ian Carradine (born August 8, 1949) is an American actor and singer-songwriter. In film he is known for his roles as Tom Frank in Robert Altman's Nashville, E. J. Bellocq in Louis Malle's Pretty Baby, and Mickey in Alan Rudolph's Choose Me. On television he is known for his roles as Wild Bill Hickok on the HBO series Deadwood, FBI agent Frank Lundy on the Showtime series Dexter, Lou Solverson in the first season of FX's Fargo, Penny's father Wyatt on the CBS sitcom The Big Bang Theory, and U.S. President Conrad Dalton on the CBS political drama Madam Secretary. He is a member of the Carradine family of actors, including father John Carradine, brothers Robert and David Carradine, and daughter Martha Plimpton.
Known for
Cowboys & Aliens 
The Power of the Dog 
Afraid 
Nashville 
McCabe & Mrs. Miller 
The Duellists 
Ain't Them Bodies Saints 
Southern Comfort 
2 Days in the Valley 
Bobby Z 
The Long Riders 
Pretty Baby 
Peacock 
Into the West 
Emperor of the North 
A Quiet Passion 
Elvis and Anabelle 
A Thousand Acres 
Thieves Like Us 
Choose Me 
Maria's Lovers 
Balto III: Wings of Change 
The Outsider 
Last Stand at Saber River 
CrissCross 
The Family Tree 
The Moderns 
Altman 
Hair High 
After the Fall 
The Ballad of the Sad Cafe 
All Hat 
Standoff 
Judgment 
Hard Time: Hostage Hotel 
The Californians 
Keeping the Promise 
Enslavement: The True Story of Fanny Kemble 
Where There's a Will 
The Devil and the Daylong Brothers 
Ray Meets Helen