Karl Lukas, birth name Karol Louis Lukasiak, was born in Lowell, in Massachusetts , on August 21, 1919. During the ​​World War II, he served in the United States Navy as a Demolition Squad tutor. When he left the US Navy, he decided to pursue his love of acting. He got his start as an actor with a Virginia drama group that included Ernest Borgnine. He commenced working as an thespian  in theatre and was part of several productions (including ​​playing the role of Lindstrom in ​Mister Roberts) since the forties. 

Made his debut in film and television in the early fifties and ran it in parallel with his theatrical career. 

He and his girlfriend, Stephanie, married in 1955 and moved to Los Angeles in 1957. Before moving to Agoura, they became longtime Canoga Park residents.

A great character actor, for the small screen, with a long series of investments in television series. Amongst others, the Motor Pool soldier Stash Kadowski in 94 episodes of the hugely successful series, The Phil Silvers Show (1955 to 1959). Stash is a tall member of the platoon, six feet two. According to Ernie Bilko, he is of Polish origin. Before joining up, Stash worked for Expert Cleaning. Karl played Scotty in nine episodes of the series Family Affair from 1966 to 1968 (plus another episode with another role).
  1. Karl Lukas as published in Theatre World, volume 8: 1951-1952
     Karl Lukas as published in Theatre World, volume 8: 1951-1952
  1. Karl as Stash Kadowski
    Karl as Stash Kadowski
Karl had a prolific TV career, having many non-regular characters or present in only one episode, occasionally different roles in several episodes for a single series as in two episodes of​​ Hennesey, four episodes of Alfred Hitchcock Presents, four episodes of Mister Ed, the talking mule, three episodes of Gunsmoke, two episodes of Shane, four episodes of Bewitched, two episodes of Mannix, two episodes of Bonanza and two episodes of Cannon.
  1. Appearing on 'The Monkees' with former 'Bilko' compatriot Harvey Lermbeck
    Appearing on 'The Monkees' with former 'Bilko' compatriot Harvey Lermbeck
  2. Karl & Stephanie
    Karl & Stephanie
He collected several appearances on the movie screens starring in more or less secondary roles, such as Sergeant Hutchins  in ​Under Fire (1957), Hal Bruck in The True Story of Lynn Stuart (1958), Agnelli in Onionhead (1958), Hallert in Torpedo Run (1958), Greenie in The Baited Trap (1959), Dugan in Don't Give up on the Sea (1959), a policeman in A Visit to a Small Planet (1960), Otis in There Was a Crooked Man (1970), the captain of the USS California Harold C. Train in Tora! Tora! Tora! (1970), Connors in Las Vegas Lady (1975), the Wally bartender in Whiffs and Charley in Hustle (1975).  In 1991 he starred in the TV movie Don't Touch My Daughter, which was to be his last appearance for the small screen.

On the big screen his final role was that of a bartender in the 1988 film Memories of Me.

Karol Louis Lukasiak died of heart failure on January 16, 1995 in Westlake Village, California, USA.