"Mars, Bars" is the fourteenth episode of the third season of the American mystery television series "Veronica Mars", and the fifty-eighth episode overall.
 Directed by Harry Winer, with a story by Phil Klemmer, John Enbom, and Joe Voci and a teleplay by Klemmer and Enbom, the episode premiered on The CW on February 20, 2007.
 The series depicts the adventures of Veronica Mars (Kristen Bell) as she deals with life as a college student while moonlighting as a private detective.
Krysten Alyce Ritter (born December 16, 1981) is an American actress and former model.
 Ritter is known for her roles as lead superheroine Jessica Jones on the Marvel Cinematic Universe series "Jessica Jones" and "The Defenders", Jane Margolis on the AMC drama series "Breaking Bad", and Chloe on the ABC comedy series "Don't Trust the B---- in Apartment 23".
 She has appeared in films such as "What Happens in Vegas" (2008), "27 Dresses" (2008), "Confessions of a Shopaholic" (2009), "She's Out of My League" (2010), "Veronica Mars" (2014), and "Big Eyes" (2014).
 She has also appeared in roles "Gravity", "'Til Death", "Veronica Mars", and "The Blacklist".
"Veronica Mars" is an American television series created by Rob Thomas.
 The series ran for three seasons; it premiered on September 22, 2004, during UPN's last two years, and ended on May 22, 2007, after a season on UPN's successor, The CW.
 The series balances murder mystery, high school and college drama, featuring social commentary with sarcasm and off-beat humor in a style often compared to film noir.
 Set in the fictional town of Neptune, "Veronica Mars" starred Kristen Bell as the title character, a student who progressed from high school to college during the series while moonlighting as a private investigator under the wing of her detective father.
 Episodes have a distinct structure: Veronica solves a different "case of the week" while continually trying to solve a season-long mystery.
 The first two seasons of the series have a season-long mystery arc, in which the conflict is introduced in the first episode of the season and resolved in the finale.
 The third season takes on a different format, focusing on smaller mystery arcs that last the course of several episodes.
Veronica Mars is an American teen noir mystery drama television series created by screenwriter Rob Thomas.
 The series is set in the fictional town of Neptune, California, and stars Kristen Bell as the eponymous character.
 The series premiered on September 22, 2004, during television network UPN's final two years, and ended on May 22, 2007, after a season on UPN's successor, The CW, airing for three seasons total.
 "Veronica Mars" was produced by Warner Bros.
 Television, Silver Pictures Television, Stu Segall Productions, and Rob Thomas Productions.
 Joel Silver and Rob Thomas were executive producers for the entire run of the series, while Diane Ruggiero was promoted in the third season.
"Welcome Wagon" is the season premiere of the third season of the American mystery television series "Veronica Mars", and the forty-fifth episode overall.
 Written by series creator Rob Thomas and directed by John T. Kretchmer, the episode premiered on The CW on October 3, 2006.
 The series depicts the adventures of Veronica Mars (Kristen Bell) as she deals with life as a college student while moonlighting as a private detective.
Veronica Mars is the fictional protagonist, occasional narrator (through voiceovers), and antiheroine of the American television series "Veronica Mars", which aired on UPN from 2004 to 2006 and on The CW from 2006 to 2007.
 The character was portrayed by Kristen Bell through the duration of the series.
 Following the show's cancellation, Bell reprised the role in the 2014 film continuation.
 The character, created by Rob Thomas, was originally male and the protagonist of his unproduced novel "Untitled Rob Thomas Teen Detective Novel", which eventually became the basis of the series.
 After the work's transition from novel to television series, Thomas changed the character's gender from male to female as he believed a noir piece told from a female point of view would be more interesting.
Mississippi Damned is a 2009 American drama film directed by Tina Mabry.
 The drama features Tessa Thompson, DB Woodside, Malcolm Goodwin, Malcolm David Kelley and Michael Hyatt.
 The film was written and directed by Tina Mabry, based on her life growing up in Tupelo, Mississippi.
 It was filmed in and around Ahoskie, North Carolina.
"The Bitch Is Back" is the series finale of the American mystery television series "Veronica Mars", the twentieth and final episode of the show's third season, and the 64th episode overall.
 Co-written by series creator Rob Thomas and executive producer Diane Ruggiero and directed by Michael Fields, the episode premiered on The CW on May 22, 2007, directly after the previous episode, "Weevils Wobble But They Don't Go Down".
 The series depicts the adventures of Veronica Mars (Kristen Bell) as she navigates life as a college student while moonlighting as a private detective.
Tessa Lynne Thompson (born October 3, 1983) is an American actress and musician.
 She played Jackie Cook on the television series "Veronica Mars", Sara Freeman in the period crime drama "Copper", Nyla Adrose in the film "For Colored Girls", civil rights activist Diane Nash in "Selma", and Bianca in "Creed".
 She stars as Charlotte Hale on the HBO series "Westworld".
Play It Again, Dick is an American meta comedy web television series that was released on The CW's online platform, CW Seed, on September 16, 2014.
 It functions as a short spin-off series of the teen noir show "Veronica Mars", which aired between 2004 and 2007; the show contains appearances by most of the original starring cast.
 The series follows a fictionalized version of Ryan Hansen as he attempts to convince his "Veronica Mars" cast-mates to participate in a spin-off centered around his character, Dick Casablancas.
 The series was created and executive produced by Rob Thomas, produced by Danielle Stokdyk and Ryan Hansen, written by Thomas and Bob Dearden, and directed by Viet Nguyen.

Question: Which American actress and musician appeared on the television series "Veronica Mars" and in the 2009 American drama film "Mississippi Damned?"
Answer: Tessa Thompson