He stars as Detective Danny "Danno" Williams in the CBS television series Hawaii Five-0 (2010–present), for which he was nominated for a Golden Globe Award.
Caan had roles in The Alfred Hitchcock Hour and Wagon Train.
He was fourth-billed in a Western feature, The Glory Guys (1965).
He said he turned down the starring role in a TV series around this time.
"I want to be an actor not a millionaire." It was not a financial success.
In the 1990s, he was a part of hip hop group The Whooliganz with The Alchemist.
The duo went by the names Mad Skillz and Mudfoot, respectively.Caan reunited with his former partner The Alchemist in 2014 on the Step Brothers project Lord Steppington, performing on the song "Byron G" with musician Evidence.After enrolling at the Playhouse West acting school in Los Angeles, Caan began acting in the late 1990s, appearing in a number of independent films and low-budget films.Caan subsequently appeared in several studio films, including Ready to Rumble (2000) co-starring David Arquette, Boiler Room (2000) co-starring Vin Diesel, Gone in 60 Seconds (2000) as Tumbler and American Outlaws (2001), co-starring Colin Farrell, in which Caan played 19th-century outlaw Cole Younger.In 2003, Caan made his directorial debut with the film Dallas 362, which subsequently won a prize at the 2003 Las Vegas Film Festival.By the time the film was over, I wanted to shoot the next one." In 2009, he published his first collection of photographs in a 256-page book entitled Scott Caan Photographs, Vol. The book was edited and designed by Howard Nourmand, and includes an introduction by Steve Olson.