Tommy Farrell (7 October 1921 – 9 May 2004) was an American actor and comedian. He appeared in over a hundred films and TV series between 1944 and 1983. He was best known for his sidekick roles in the Hollywood Golden Age.
During the 1940s, he became entrenched as a supporting player in B Westerns and cliffhanger serials. He also appeared in a number of other films, including Kissin' Cousins costarring with his mother, Glenda Farrell, and Elvis Presley, and A Guide for the Married Man with Walter Matthau. After the Westerns and serials, he migrated to television work.
On television, Farrell played Cpl. Thad Carson in The Adventures of Rin Tin Tin, Riff Ryan in The Many Loves of Dobie Gillis, and Chet Holliday, father of Alice Holliday, in the 1958–59 syndicated sitcom This Is Alice. He was also a recurring guest star in two other sitcoms, Room for One More and Here's Lucy. He made six appearances in Perry Mason in minor roles such as salesman or reporter. He finally retired in 1979 after filming an episode of the Robert Urich series Vega$.
- His mother, actress Glenda Farrell, appear in films such as Little Caesar and I Am a Fugitive from a Chain Gang, opposite Edward G. Robinson and Paul Muni, respectively. His father was film editor Thomas Richards.
- He fought in World War II.