Title: Bilbo Baggins
Content:  Bilbo is played by Ian Holm, who had played Frodo in the BBC radio series 20 years earlier. Throughout the 2003 video game The Hobbit, the players control Bilbo, voiced by Michael Beattie. The game follows the plot of the book, but adds the elements of platform gameplay and various side-objectives along the main quests. In The Lord of the Rings Online (2007) Bilbo resides in Rivendell, mostly playing riddle games with the Elf Lindir in the Hall of Fire. In Peter Jackson's The Hobbit film series, a prequel to The Lord of the Rings, the young Bilbo is portrayed by Martin Freeman while Ian Holm reprises his role as an older Bilbo in An Unexpected Journey (2012) and The Battle of the Five Armies (2014).
Title: Bilbo Baggins
Content:   In the 1955–1956 BBC Radio serialisation of The Lord of the Rings, Bilbo was played by Felix Felton. In the 1968 BBC Radio serialisation of The Hobbit, Bilbo was played by Paul Daneman. The 1969 parody Bored of the Rings by "Harvard Lampoon" (i.e. its co-founders Douglas Kenney and Henry Beard) modifies the hobbit's name to "Dildo Bugger". Nicol Williamson portrayed Bilbo with a light West Country accent in the 1974 performance released on Argo Records. In the 1977 Rankin/Bass animated version of The Hobbit, Bilbo was voiced by Orson Bean. Bean also voiced both the aged Bilbo and Frodo in the same company's 1980 adaptation of The Return of the King. In Ralph Bakshi's 1978 animated version of The Lord of the Rings, Bilbo was voiced 
Title: Bilbo Baggins
Content:  Norman Bird. Billy Barty was the model for Bilbo in the live-action recordings Bakshi used for rotoscoping. The 3000th story to be broadcast in the BBC's long-running children's programme Jackanory was The Hobbit, in 1979. Four narrators told the story, with Bilbo's part being played by Bernard Cribbins. In the BBC's 1981 radio serialisation of The Lord of the Rings, Bilbo is played by John Le Mesurier. An unlicensed Soviet version, called Сказочное путешествие мистера Бильбо Бэггинса, Хоббита ("The Fairytale Journey of Mr. Bilbo Baggins, The Hobbit") appeared on the Leningrad TV channel in 1985. In the 1993 television miniseries Hobitit by Finnish broadcaster Yle, Bilbo is portrayed by Martti Suosalo.  In Peter Jackson's films The Fellowship of the Ring (2001) and The Return of the King 
Title: The Lord of the Rings (1981 radio series)
Content:  Peter Woodthorpe (Gollum/Sméagol) and Michael Graham Cox (Boromir) previously voiced the same roles in Ralph Bakshi's animated version. Ian Holm, who voiced Frodo Baggins in the radio serial, went on to play Bilbo Baggins in Peter Jackson's movie trilogy.
Title: The Lord of the Rings (1978 film)
Content: Frodo – Christopher Guard ; Gandalf – William Squire ; Sam – Michael Scholes ; Aragorn – John Hurt ; Merry – Simon Chandler ; Pippin – Dominic Guard ; Bilbo – Norman Bird ; Boromir – Michael Graham Cox ; Legolas – Anthony Daniels ; Gimli – David Buck ; Gollum – Peter Woodthorpe ; Saruman – Fraser Kerr ; Théoden – Philip Stone ; Wormtongue – Michael Deacon ; Elrond – André Morell ; Innkeeper – Alan Tilvern ; Galadriel – Annette Crosbie ; Treebeard – John Westbrook The cast of the film was:  This primary cast was supported by a large cast of animation doubles, who were not credited on screen; the matter went to guild arbitration.
Title: The Lord of the Rings: The Fellowship of the Ring
Content:  after he decides to retire to Rivendell. Holm previously played Frodo in a 1981 radio adaption of The Lord of the Rings, and was cast as Bilbo after Jackson remembered his performance. Sylvester McCoy, who would later play Radagast the Brown Wizard in The Hobbit, was contacted about playing the role, and was kept in place as a potential Bilbo for six months before Jackson went with Holm. ; Andy Serkis as Gollum (voice/motion capture): A wretched hobbit-like creature whose mind was poisoned by the Ring after bearing it for centuries. This character appears briefly in the prologue. In Mordor, one can only hear 
Title: The Hobbit (film series)
Content:  to reprise the role of Saruman. Jeffrey Thomas joined the project in March 2011 as the character of Thrór, as did Mike Mizrahi as Thráin II. Bret McKenzie was added to the cast in April as Lindir. His father Peter McKenzie played the role of Elendil in The Lord of the Rings. Ian Holm was added to the cast in April as old Bilbo Baggins. During the early stages of pre-production, former director Guillermo del Toro indicated that he was interested in having Holm reprise the role of Bilbo, but acknowledged that he might be too old to take on 
Title: The Lord of the Rings: The Fellowship of the Ring
Content:  Fellowship to Mordor after they set out from Rivendell. Billy Connolly, who was considered for the part of Gimli, would later portray Dáin II Ironfoot in Peter Jackson's The Hobbit film trilogy. Rhys-Davies wore heavy prosthetics to play Gimli, which limited his vision, and eventually he developed eczema around his eyes. Rhys-Davies also played Gimli's father Glóin during the scene where the fellowship is forged. ; Orlando Bloom as Legolas Greenleaf: A prince of the elves' Woodland Realm and a skilled archer. Bloom initially auditioned for Faramir, who appears in the second film, a role which went to David Wenham. ; Liv Tyler as 
Title: Ian Holm
Content:  of the Ring, having previously played Bilbo's nephew Frodo Baggins in the 1981 BBC Radio adaptation of The Lord of the Rings. He returned for The Lord of the Rings: The Return of the King (2003), for which he shared a SAG award for Outstanding Performance by a Cast in a Motion Picture. He later reprised his role as the elderly Bilbo Baggins in the movie The Hobbit: An Unexpected Journey and The Hobbit: The Battle of the Five Armies. Martin Freeman portrayed the young Bilbo Baggins in those films. Holm was nominated for an Emmy Award twice, for a PBS 
Title: The Lord of the Rings: The Fellowship of the Ring
Content: Elijah Wood as Frodo Baggins: A young hobbit who inherits the One Ring from his uncle Bilbo. Wood was the first actor to be cast on 7 July 1999. Wood was a fan of the book, and he sent in an audition dressed as Frodo, reading lines from the novel. Wood was selected from 150 actors who auditioned. Jake Gyllenhaal unsuccessfully auditioned for the role. ; Ian McKellen as Gandalf the Grey: An Istari wizard and mentor to Frodo. Sean Connery was approached for the role, but did not understand the plot, while Patrick Stewart turned it down as he disliked the script. Patrick 

Question: who played bilbo in lord of the rings?
Answer: Norman Bird.