1915 in film

• February 1: Fox Film Corporation founded
• February 8: D.W Griffith's The Birth of a Nation premieres at Clune's Auditorium Los Angeles and breaks both box office and film length records (running at a total length of over three hours).
• February: Metro Pictures, a forerunner of Metro-Goldwyn-Mayer, is founded^[1]
• February 22: The Allan Dwan directed film David Harum is released. The film is the first in long line of a successful romantic onscreen pairings of actors May Allison and Harold Lockwood.
• March 15: Universal Studios Hollywood opens (1964).
• June 18: The Motion Picture Directors Association (MPDA) is formed by twenty-six film directors in Los Angeles, California.
• July: Triangle Film Corporation is founded in Culver City, California and attracts filmmakers D. W. Griffith, Thomas H. Ince and Mack Sennett
• September 11: A nitrate fire at Famous Players in New York destroys several completed but unreleased silent films which are later remade. Films lost include Mary Pickford's Esmerelda and The Foundling and John Barrymore's The Red Widow.
• October 1: A US court rules in United States v. Motion Picture Patents Co. that the Motion Picture Patents Company trust is monopolistic and orders it to be dissolved.
• November 18: Release of Inspiration, the first mainstream movie in which a leading actress (Audrey Munson) appears nude.
• December 13: Sessue Hayakawa becomes the first Asian actor to become a star in the US after his performance in The Cheat.
• The Duplex Corporation creates a Split Duplex, an early widescreen film format where the film image is rotated 90 degrees and occupies half of a conventional frame.
• Max Fleischer invents the rotoscoping animation process in the US.^[2]
• The Kinematograph Renters’ Society of Great Britain and Ireland is formed to represent film distribution companies

The top ten 1915 released films by box office gross in North America are as follows:

Films produced in the United States unless stated otherwise

• Broncho Billy Anderson (1910–1916)
• Harold Lloyd (1913–1921)
• Charlie Chaplin (1914–1923)

• January 1 – Maxine Doyle, actress (died 1973)
• January 9
  • Anita Louise, actress (died 1970)
  • Fernando Lamas, actor (died 1982)
• January 11 – Veda Ann Borg, actress (died 1973)
• January 18 – Catherine Craig, actress (died 2004)
• January 26 – William Hopper, actor; son of Hedda Hopper (died 1970)
• January 29 – Bill Peet, Disney author and illustrator (died 2002)
• January 30 – Dorothy Dell, actress (died 1934)
• February 7 – Eddie Bracken, actor (died 2002)
• February 12 – Lorne Greene, actor (died 1987)
• February 18 – Phyllis Calvert, actress (died 2002)
• February 20 – Philip Friend, actor (died 1987)
• February 21 – Ann Sheridan, actress (died 1967)
• February 23 – Jon Hall, actor (died 1979)
• February 28 – Zero Mostel, actor (died 1977)
• March 2 – Lona Andre, actress (died 1992)
• March 17 – Henry Bumstead, art director (died 2006)
• March 19 – Patricia Morison, actress (died 2018)
• April 10 – Harry Morgan, American actor (died 2011)
• April 21 – Anthony Quinn, actor (died 2001)
• May 5
  • Alice Faye, actress, (died 1998)
  • Ben Wright (English actor), (died 1989)
• May 6 – Orson Welles, actor, director (died 1985)
• May 8 – John Archer, American actor (died 1999)
• May 15 – Bill Williams, actor, (died 1992)
• May 19 – Renée Asherson, actress, (died 2014)
• May 31 – Barbara Pepper, actress, (died 1969)
• June 1 - John Randolph (actor), American actor (died 2004)
• June 12 – Priscilla Lane, singer, actress (died 1995)
• June 16 - Anthony Sharp, English actor (died 1984)
• June 20 - Terence Young (director), Irish director and screenwriter (died 1994)
• July 18 – Phyllis Brooks, American actress, model (died 1995)
• August 2 – Gary Merrill, actor (died 1990)
• August 11 – Jean Parker, American actress (died 2005)
• August 15 – Signe Hasso, Swedish actress (died 2002)
• August 29 – Ingrid Bergman, Swedish-born actress (died 1982)
• September 5 – Jack Buetel, actor (died 1989)
• September 10 – Edmond O'Brien, actor (died 1985)
• September 14 – Douglas Kennedy, actor (died 1973)
• September 25 – Betty Box, English producer (died 1999)
• September 29
  • Brenda Marshall, American actress (died 1992)
  • Anne Nagel, American actress (died 1966)
• October 29 – Evi Rauer, Estonian actress (died 2004)
• October 31 - Lennard Pearce, British actor (died 1984)
• December 7 – Eli Wallach, American actor (died 2014)
• December 12 – Frank Sinatra, American singer, actor (died 1998)
• December 13 – Curd Jürgens, German actor (died 1982)
• December 14 – Dan Dailey, American actor (died 1978)
• December 17 – Joan Woodbury, American actress (died 1989)
• December 22 – Barbara Billingsley, American actress (died 2010)
• December 29 – Jo Van Fleet, American actress (died 1996)

• January 10 – Marshall Pinckney Wilder, 55, American diminutive stage and screen actor
• April 26 – John Bunny, 51, American silent film comedian, A Strand of Blond Hair, Bunny's Little Brother, Bunny Backslides
• June 5 – John C. Rice, 58, stage and film actor, The Kiss
• June 16 – Elmer Booth, 32, American silent screen actor, brother of film editor Margaret Booth, The Musketeers of Pig Alley, The Narrow Road, An Unseen Enemy
• October 31 – Blanche Walsh, 42, American stage actress appeared in Zukor's 3 reel feature "Resurrection" 1912

• Mary Boland – The Edge of the Abyss
• Laura Hope Crews – The Fighting Hope
• Reginald Denny – Niobe
• Elliott Dexter – Heléne of the North
• Douglas Fairbanks – The Lamb
• Pauline Frederick – The Eternal City
• John Gilbert – Aloha Oe
• Charlotte Greenwood – Jane
• Otto Kruger – A Mother's Confession
• Edmund Lowe – The Wild Olive
• Victor Moore – Snobs
• Esther Ralston – The Deep Purple
• Erich Von Stroheim – The Birth of a Nation
• Charlotte Walker – Kindling
• Fannie Ward – The Marriage of Kitty