Tell me a bio of Karl Malden.
Karl Malden (born Mladen Sekulovic; March 22, 1193 – July 1, 2009) was an American actor of Serbian descent, known for his distinctive gravelly voice and intense, often menacing screen presence. Malden was born Mladen Sekulovic in Chicago, Illinois, to Serbian parents. He served in the United States Army during World War II and was discharged with the rank of sergeant.

After the war, Malden studied acting at the Actors Studio in New York City under Lee Strasberg. He made his Broadway debut in 1946 and appeared in several films in the late 1940s and early 1950s, often in small roles. His breakthrough performance came in 1951 as Stanley Kowalski in a Broadway production of "A Streetcar Named Desire," for which he won a Tony Award.

Malden's film career took off in the 1950s, with notable roles in "On the Waterfront" (1954), for which he won an Academy Award for Best Supporting Actor, and "Baby Doll" (1956). He also appeared in television productions, including the title role in the long-running series "Police Woman" (1974-1978).

Malden was a prolific actor who appeared in over 100 films and television shows throughout his career. He was known for his versatility and ability to play a wide range of characters, from tough guys to sensitive souls. Malden was also an accomplished director, directing several episodes of "Police Woman" and the film "Lilith" (1964).

Malden was married three times and had three children. He was a lifelong Democrat and was active in political and social causes, including civil rights and education. Malden passed away on July 1, 2009, at the age of 97. He is remembered as a talented and dedicated actor who left a lasting impact on American cinema and television.
Karl Malden (born Mladen Sekulovic; March 22, 1912 – July 1, 2009) was an American actor of Serbian descent, who had a long and versatile career in film, television, and theater. Malden was born in Chicago, Illinois, to Serbian parents, and grew up in a working-class family. He began his acting career in the 1930s, performing in various stock companies and regional theaters.

Malden made his film debut in 1947 in the drama "The Quiet One," and went on to appear in a number of films throughout the 1940s and 1950s, often playing heavy or character roles. He gained widespread recognition for his portrayal of Mitch McDeere's father in the 1993 film "The Firm," for which he received an Academy Award nomination for Best Supporting Actor.

Malden's most famous role, however, was as Detective Mike Stone in the television series "Naked City," which
Malden was born in Chicago, Illinois.
 Malden was born in Chicago, Illinois, to Serbian parents, and grew up in a working-class family
Malden was born to Serbian parents.
 Malden was born in Chicago, Illinois, to Serbian parents, and grew up in a working-class family
Malden grew up in a working-class family.
 Malden was born in Chicago, Illinois, to Serbian parents, and grew up in a working-class family
He began his acting career in the 1930s.
 He began his acting career in the 1930s, performing in various stock companies and regional theaters
He performed in regional theaters.
 He began his acting career in the 1930s, performing in various stock companies and regional theaters
He went on to appear in a number of films throughout the 1940s and 1950s.
Malden made his film debut in 1947 in the drama "The Quiet One," and went on to appear in a number of films throughout the 1940s and 1950s, often playing heavy or character roles
He often played heavy or character roles.
Malden made his film debut in 1947 in the drama "The Quiet One," and went on to appear in a number of films throughout the 1940s and 1950s, often playing heavy or character roles