Question: Nick Cassavetes and Donald Cammell, are actors?

Context paragraphs:
Nick Cassavetes: Nicholas David Rowland Cassavetes (born May 21, 1959) is an American filmmaker and actor.

Performance (film): Performance is a 1970 British crime drama film directed by Donald Cammell and Nicolas Roeg, written by Cammell and photographed by Roeg.  The film stars James Fox as a violent and ambitious London gangster who, after carrying out an unordered killing, goes into hiding at the home of a reclusive rock star (Mick Jagger of The Rolling Stones, in his film acting debut).

Donald Cammell: Donald Seaton Cammell (17 January 1934 – 24 April 1996) was a Scottish film director who has a cult reputation thanks to his debut film "Performance", which he co-directed with Nicolas Roeg.

The Touchables (film): The Touchables is a 1968 British film directed by Robert Freeman and written by Ian La Frenais from a story by Donald Cammell.  It stars Judy Huxtable, Esther Anderson and James Villiers.

Alexandra Cassavetes: Alexandra "Xan" Cassavetes (born September 21, 1965) is an American actress and director.  She is the daughter of Greek-American actor-director John Cassavetes and actress Gena Rowlands.  She is the granddaughter of actress Katherine Cassavetes.  She is the sister of actor-director Nick Cassavetes and actor-screenwriter-director Zoe Cassavetes.

Wild Side (1995 film): Wild Side is a 1995 film co-written and directed by Donald Cammell.  It went straight to video and stars Christopher Walken, Joan Chen, Anne Heche, and Steven Bauer.

Katherine Cassavetes: Katherine Cassavetes (née Demetre; June 24, 1906 – March 29, 1983) was a Greek American actress.  She was the mother of actor-director John Cassavetes and mother-in-law of actress Gena Rowlands.  Her grandchildren are actor-directors Nick Cassavetes, Zoe Cassavetes, and Alexandra Cassavetes.  She appeared in four films, three of which were written and directed by her son, including "Minnie and Moskowitz" (1971).

Yellow (2012 film): Yellow is a 2012 American drama film directed by Nick Cassavetes and written by Nick Cassavetes and Heather Wahlquist.  The film stars Riley Keough, Sienna Miller, David Morse, Ray Liotta, Melanie Griffith and Lucy Punch.  The film was awarded "Best Film" at the Catalina Film Festival on September 22, 2013.

Performance (soundtrack): Performance is a 1970 soundtrack album to the film "Performance" by Donald Cammell and Nicolas Roeg.  It features music from Randy Newman, Merry Clayton, Ry Cooder, Jack Nitzsche, Buffy Sainte-Marie, The Last Poets and Mick Jagger.

White of the Eye (film): White of the Eye is a 1987 British thriller film directed by Donald Cammell and starring David Keith and Cathy Moriarty.  It was adapted by Cammell and his wife China Kong from the 1983 novel "Mrs. White", written by Margaret Tracy (pseudonym of the brothers Laurence and Andrew Klavan).

Supporting paragraphs: Nick Cassavetes Donald Cammell
Answer: no