Terry Southern of the Monty Python team. Cleese later described McGrath as having "no idea of comedy structure" and complained that the film ended up as "a series of celebrity walk-ons." The film was shot in London between February and May 1969. The cast was headed by Sellers (as Guy Grand) and Ringo Starr as his son Youngman Grand (a new character created for the movie), with cameo appearances by Spike Milligan, Christopher Lee, Laurence Harvey, Raquel Welch, Roman Polanski and Yul Brynner. As with "Dr Strangelove", Sellers habitually improvised on the script during filming. During production McGrath and Southern discussed a
Peter Sellers was Sellers who "changed like a chameleon throughout the era, dazzling audiences". In a 2005 poll to find "The Comedian's Comedian", Sellers was voted 14 in the list of the top 20 greatest comedians by fellow comics and comedy insiders. Sellers and "The Goon Show" were a strong influence on the Monty Python performers, as well as on Peter Cook, who described Sellers as "the best comic actor in the world". The British actor Stephen Mangan stated that Sellers was a large influence, as did the comedians Alan Carr and Rob Brydon. The comic performer Sacha Baron Cohen referred to