Question: What job do both Jane Arden and Cornel Wilde have in common?

Context articles: Lancelot and Guinevere
Sharks' Treasure
Hot Blood
Cornel Wilde
Anti-Clock
The Other Side of the Underneath
Jane Arden (director)
Maracaibo (film)
Jane Arden (comics)
Shockproof

Lancelot and Guinevere (known as Sword of Lancelot in the U.S.) is a British 1963 film starring Cornel Wilde, his real-life wife at the time, Jean Wallace, and Brian Aherne.
 This lesser-known version of the Camelot legend is a work shaped predominantly by Cornel Wilde, who co-produced, directed, co-wrote, and played Lancelot.
Sharks' Treasure is a 1975 American adventure film written, produced and directed by Cornel Wilde and starring Cornel Wilde and Yaphet Kotto.
Hot Blood is a 1956 CinemaScope film starring Jane Russell and Cornel Wilde.
Cornel Wilde (October 13, 1912 – October 16, 1989) was a Hungarian-American actor and film director.
Anti-Clock is a 1979 film, an analytic drama in which dreams are imaged in computerized video, written and directed by Jane Arden, and co-directed by Jack Bond.
 The film, which stars Arden's son Sebastian Saville, was shot on film and video in colour with black and white sequences.
 It opened the 1979 London Film Festival, but was never picked up for British distribution: its only other public British screening was at the National Film Theatre in 1983 as a tribute to Jane Arden, who committed suicide at the end of the previous year.
 However, it had a modest theatrical release in the US, where it received considerable critical acclaim.
 Famed scientist Richard Feynman appears in the form of stock footage from his Messenger lectures on "The Character of Physical Law", and is credited as "The Physicist".
The Other Side of the Underneath is a 1972 British feature film written and directed by Jane Arden and starring Sheila Allen, Liz Danciger, Penny Slinger, Ann Lynn, and Suzanka Fraey.
 Other members of the Holocaust Theatre Company appear in the film.
 It is the only British feature film in the 1970s to be solely directed by a woman.
 Jane Arden herself also appears in the film.
 The title of the film is taken from a line in Arden's play Vagina Rex and the Gas Oven which was a huge success at the London Arts Lab in 1969.
Jane Arden (29 October 192720 December 1982) was a Welsh film director, actress, screenwriter, playwright, songwriter, and poet.
Maracaibo is a 1958 American drama film directed by Cornel Wilde and written by Ted Sherdeman.
 The film stars Cornel Wilde, Jean Wallace, Abbe Lane, Francis Lederer, Michael Landon and Joe E. Ross.
 The film was released on May 21, 1958, by Paramount Pictures.
Jane Arden was an internationally syndicated daily newspaper comic strip which ran from 1927 to 1968.
 The title character was the original "spunky girl reporter," actively seeking to infiltrate and expose criminal activity rather than just report on its consequences and served as a prototype for later characters such as "Superman" supporting character Lois Lane and fellow comic strip heroine, Brenda Starr.
 "Jane Arden" was only moderately successful in the United States, but it was highly popular in Canada and Australia.
 The strip was widely reprinted in comic books and was also adapted into both a film and a radio series.
Shockproof is a 1949 American film noir directed by Douglas Sirk and starring Cornel Wilde and Patricia Knight.
 Wilde and Knight were husband and wife during filming.
 They divorced in 1951.