Sent to London to receive his education
Briefly worked in business before embarking on acting career
Accepted into a touring company; began training for the stage
Served in the London Scottish Regiment and later the Liverpool Scottish Regiment (achieving rank of lieutenant) during WWI
Following WWI, joined the Shakespeare company at Stratford-upon-Avon that was founded by his cousin
Film acting debut in the British-produced "The Fruitful Vine"
Invited to appear on Broadway; moved to NYC and acted in several shows, most notably "The Swan" (1923) opposite Eva Le Gallienne
First notable feature film credit, "Trouping with Ellen"
First films for several years and talkie debut, "The Last of Mrs. Cheyney", as Norma Shearer's leading man
Acted opposite Katharine Cornell on Broadway and on tour
Returned to films after several years: enjoyed landmark villain roles as Mr. Murdstone in George Cukor's "David Copperfield", as Karenin in Clarence Brown's "Anna Karenina" and as Errol Flynn's dueling adversary in Michael Curtiz's "Captain Blood"
Supported Norma Shearer and Leslie Howard as Tybalt in "Romeo and Juliet"; nominated for Best Supporting Actor Oscar
Had featured role in the Technicolor film "The Garden of Allah"
Cast as the villain Sir Guy of Gisbourne in "The Adventures of Robin Hood", featuring Errol Flynn and Olivia de Havilland
Garnered second Best Supporting Actor Academy Award nomination for "If I Were King"
First played Sherlock Holmes in "The Hound of the Baskervilles" and "The Adventures of Sherlock Holmes"
Had title role in "Son of Frankenstein"
Cast as Richard III in "The Tower of London"
Again displayed his dueling abilities opposite Tyrone Power in "The Mask of Zorro"
Once again displayed his flair for scoundrels as the ill-fated Lord Rockingham in "Frenchman's Creek"
Last Sherlock Holmes films, "Dressed to Kill" and "Terror By Night"
Returned to Broadway to play Mr. Sloper in "The Heiress"; received Tony Award
Toured on and off in the 1950s in one-man show "An Evening with Basil Rathbone"
First film in eight years, "Casanova's Big Night", starring Bob Hope; played Hope's valet
Appeared as Scrooge in the NBC production "The Stingiest Man in Town"
Acted alongside Julie Harris and Boris Karloff in the "Hallmark Hall of Fame" presentation "The Lark" (NBC)
Gave an effective performance as Spencer Tracy's political enemy in "The Last Hurrah"
Last film, "Hillbillys in a Haunted House"
Voice used as Sherlock Holmes in the animated children's film, "The Great Mouse Detective"