Question: Did Liam Lynch and James Tinling both work as stuntmen?

Context paragraphs:
Cosmo Jones, Crime Smasher: Cosmo Jones, Crime Smasher is a 1943 American film directed by James Tinling.  The film is also known as Cosmo Jones in 'The Crime Smasher' (American poster title).

United States of Whatever: "United States of Whatever" is a song by American musician Liam Lynch.  The song was released as the first single from his album "Fake Songs" (2003) in 2002.  The improvised song was written by Lynch himself.  "United States of Whatever" is a comedy rock song that revolves around Lynch dismissively shouting "Whatever!"  to various people.

Welcome Home (1935 film): Welcome Home is a 1935 American comedy film directed by James Tinling and written by Marion Orth and Paul Girard Smith.  The film stars James Dunn, Arline Judge, Raymond Walburn, Rosina Lawrence, William Frawley and Charles Sellon.  The film was released on August 9, 1935, by Fox Film Corporation.

Liam Lynch (musician): William Patrick Niederst (born September 5, 1970), best known as Liam Lynch, is a musician, puppeteer and filmmaker.  Lynch co-created, co-wrote, played the music for, directed, and produced MTV's "Sifl and Olly Show".

Roses Are Red (film): Roses Are Red is a 1947 American film noir crime drama film directed by James Tinling, featuring film stars Don Castle and Peggy Knudsen.

Words and Music (1929 film): Words and Music is a 1929 American pre-Code musical comedy film, directed by James Tinling, and starring Lois Moran, Helen Twelvetrees, and Frank Albertson.  It was written by Andrew Bennison, story by Frederick Hazlitt Brennan and Jack Edwards.

The Sifl and Olly Show: The Sifl and Olly Show is a comedy TV series that incorporates sock puppets, animation, and musical performances.  Musicians Liam Lynch and Matt Crocco created and performed the series.  The first episode aired on MTV in 1997.  The show was cancelled in 1999.  The characters, along with new material, currently appear on Liam Lynch's podcast entitled "Lynchland".

Arizona to Broadway: Arizona to Broadway is a 1933 American pre-Code crime romance film made by Fox Film Corporation, directed by James Tinling.  The screenplay was written by William M. Conselman and Henry Johnson.  The film stars James Dunn and Joan Bennett.

Jimmy and Sally: Jimmy and Sally is a 1933 American comedy film directed by James Tinling and written by William M. Conselman, Marguerite Roberts and Paul Schofield.  The film stars James Dunn, Claire Trevor, Harvey Stephens, Lya Lys, Jed Prouty and Gloria Roy.  The film was released on November 24, 1933, by Fox Film Corporation.

James Tinling: James Tinling (May 8, 1889 in Seattle - May 14, 1967 in Los Angeles) was an American film director.  He worked during the silent period as a prop boy and stuntman and directed primarily for 20th Century Fox in the 1930s and 1940s.  He has been cited as one of the best B-film directors for Fox, known for directing numerous westerns and light-hearted films, including "Charlie Chan in Shanghai" (1935).

Supporting paragraphs: James Tinling Liam Lynch (musician)
Answer: no